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Author: Zelinka, Bohdan

• Zelinka, Bohdan: Proč učíme matematice. (Czech) [Why do we teach mathematics]. Učitel matematiky, vol. 15 (2007), issue 1, pp. 54-59
• Zelinka, Bohdan: $16=2^4=4^2$. (Czech) [$16=2^4=4^2$]. Učitel matematiky, vol. 14 (2006), issue 1, pp. 39-40
• Zelinka, Bohdan: Slova „matematika‟ a „matematik‟. (Czech) [The words “mathematics” and “mathematician”]. Učitel matematiky, vol. 14 (2006), issue 2, pp. 118-119
• Zelinka, Bohdan: Signed and minus domination in bipartite graphs. (English). Czechoslovak Mathematical Journal, vol. 56 (2006), issue 2, pp. 587-590
• Zelinka, Bohdan: Co vlastně jsme a co děláme. (Czech) [What we are and what we do]. Učitel matematiky, vol. 13 (2005), issue 4, pp. 252-256
• Zelinka, Bohdan: Místo Bartsche samoobsluha. (Czech) [Self-service instead of Bartsch]. Učitel matematiky, vol. 13 (2005), issue 3, pp. 132-134
• Zelinka, Bohdan: Proč máme tolik různých odmocnin. (Czech) [Why do we have so many different nth roots]. Učitel matematiky, vol. 13 (2005), issue 3, pp. 135-136
• Zelinka, Bohdan: S křídou a tabulí na věčné časy (a nikdy jinak). (Czech) [With chalk and blackboard forever (and never other way)]. Učitel matematiky, vol. 13 (2005), issue 4, pp. 249-251
• Zelinka, Bohdan: Remarks on restrained domination and total restrained domination in graphs. (English). Czechoslovak Mathematical Journal, vol. 55 (2005), issue 2, pp. 393-396
• Zelinka, Bohdan: Signed domination numbers of directed graphs. (English). Czechoslovak Mathematical Journal, vol. 55 (2005), issue 2, pp. 479-482
• Zelinka, Bohdan: Jak se dělají zázraky. Vzpomínka na doc. Františka Duška. (Czech) [How to make miracles. A memory of Doc. František Dušek]. Učitel matematiky, vol. 12 (2004), issue 4, pp. 247-250
• Zelinka, Bohdan: Trojí počty a dvojí věda. (Czech) [Triple calculus and double science]. Učitel matematiky, vol. 12 (2004), issue 3, pp. 189-191
• Zelinka, Bohdan: A remark on branch weights in countable trees. (English). Mathematica Bohemica, vol. 129 (2004), issue 1, pp. 29-31
• Zelinka, Bohdan: Signed 2-domination in caterpillars. (English). Mathematica Bohemica, vol. 129 (2004), issue 4, pp. 393-398
• Zelinka, Bohdan: Algebraic approach to locally finite trees with one end. (English). Mathematica Bohemica, vol. 128 (2003), issue 1, pp. 37-44
• Zelinka, Bohdan: Domination in bipartite graphs and in their complements. (English). Czechoslovak Mathematical Journal, vol. 53 (2003), issue 2, pp. 241-247
• Zelinka, Bohdan: Infinite paths in locally finite graphs and in their spanning trees. (English). Mathematica Bohemica, vol. 128 (2003), issue 1, pp. 71-76
• Zelinka, Bohdan: On a problem concerning $k$-subdomination numbers of graphs. (English). Czechoslovak Mathematical Journal, vol. 53 (2003), issue 3, pp. 627-629
• Zelinka, Bohdan: The 3-path-step operator on trees and unicyclic graphs. (English). Mathematica Bohemica, vol. 127 (2002), issue 1, pp. 33-40
• Zelinka, Bohdan: Chemie, kopaná a mnohostěny. (Czech) [Chemistry, soccer and polyhedrons]. Učitel matematiky, vol. 10 (2002), issue 3, pp. 187-188
• Zelinka, Bohdan: Poznámky o neřešitelných úlohách ve škole. (Czech) [Notes about unsolvable problems at school]. Učitel matematiky, vol. 10 (2002), issue 1, pp. 52-53
• Zelinka, Bohdan: Domination in generalized Petersen graphs. (English). Czechoslovak Mathematical Journal, vol. 52 (2002), issue 1, pp. 11-16
• Zelinka, Bohdan: Edge domination in graphs of cubes. (English). Czechoslovak Mathematical Journal, vol. 52 (2002), issue 4, pp. 875-879
• Zelinka, Bohdan: Induced-paired domatic numbers of graphs. (English). Mathematica Bohemica, vol. 127 (2002), issue 4, pp. 591-596
• Zelinka, Bohdan: On a problem of E. Prisner concerning the biclique operator. (English). Mathematica Bohemica, vol. 127 (2002), issue 3, pp. 371-373
• Zelinka, Bohdan: On signed edge domination numbers of trees. (English). Mathematica Bohemica, vol. 127 (2002), issue 1, pp. 49-55
• Zelinka, Bohdan: Kolik zelených lístků má jedle aneb Jak sčítat a násobit přes prázdnou množinu. (Czech) [How many green leaves a fir has or How to add and multiply over empty set]. Učitel matematiky, vol. 9 (2001), issue 2, pp. 106-110
• Zelinka, Bohdan: Signed total domination number of a graph. (English). Czechoslovak Mathematical Journal, vol. 51 (2001), issue 2, pp. 225-229
• Zelinka, Bohdan: Locally regular graphs. (English). Mathematica Bohemica, vol. 125 (2000), issue 4, pp. 481-484
• Zelinka, Bohdan: On a problem concerning stratified graphs. (English). Czechoslovak Mathematical Journal, vol. 50 (2000), issue 1, pp. 47-49
• Zelinka, Bohdan: Point-set domatic numbers of graphs. (English). Mathematica Bohemica, vol. 124 (1999), issue 1, pp. 77-82
• Zelinka, Bohdan: A remark on graph operators. (English). Mathematica Bohemica, vol. 124 (1999), issue 1, pp. 83-85
• Zelinka, Bohdan: Čtvercové matice a jejich čtverce. (Czech) [Square matrices and their squares]. Učitel matematiky, vol. 7 (1999), issue 3, pp. 155-159
• Zelinka, Bohdan: Sestrojujeme kuželosečky bez kružítka. (Czech) [Constructing conics without a compass]. Učitel matematiky, vol. 6 (1998), issue 4, pp. 203-210
• Zelinka, Bohdan: Dominating functions of graphs with two values. (English). Mathematica Bohemica, vol. 123 (1998), issue 3, pp. 263-270
• Zelinka, Bohdan: Location-domatic number of a graph. (English). Mathematica Bohemica, vol. 123 (1998), issue 1, pp. 67-71
• Zelinka, Bohdan: Axiomatika projektivní geometrie aneb skoro z ničeho krásná teorie. (Czech) [Axiomatics of projective geometry or a beautiful theory from almost nothing]. Učitel matematiky, vol. 5 (1997), issue 2, pp. 75-80
• Zelinka, Bohdan: Doslov - jak to bylo dál. (Czech) [Epilogue - how it went further]. In: Šišma, Pavel: Teorie grafů, 1736–1963. (Czech). Praha: Prometheus, 1997. 80-7196-065-9, pp. 101-103
• Zelinka, Bohdan: Antidomatic number of a graph. (English). Archivum Mathematicum, vol. 33 (1997), issue 2, pp. 191-195
• Zelinka, Bohdan: Circular distance in directed graphs. (English). Mathematica Bohemica, vol. 122 (1997), issue 2, pp. 113-119
• Zelinka, Bohdan: On two transformations of graphs. (English). Mathematica Bohemica, vol. 122 (1997), issue 4, pp. 357-363
• Zelinka, Bohdan: Atomary tolerances on finite algebras. (English). Mathematica Bohemica, vol. 121 (1996), issue 1, pp. 35-39
• Vestergaard, Preben Dahl; Zelinka, Bohdan: Cut-vertices and domination in graphs. (English). Mathematica Bohemica, vol. 120 (1995), issue 2, pp. 135-143
• Zelinka, Bohdan: Domination in graphs with few edges. (English). Mathematica Bohemica, vol. 120 (1995), issue 4, pp. 405-410
• Zelinka, Bohdan: Edge-domatic numbers of directed graphs. (English). Czechoslovak Mathematical Journal, vol. 45 (1995), issue 3, pp. 449-455
• Zelinka, Bohdan: Median properties of graphs with small diameters. (English). Mathematica Bohemica, vol. 120 (1995), issue 3, pp. 319-323
• Zelinka, Bohdan: Subtraction semigroups. (English). Mathematica Bohemica, vol. 120 (1995), issue 4, pp. 445-447
• Zelinka, Bohdan: Extended trees of graphs. (English). Mathematica Bohemica, vol. 119 (1994), issue 3, pp. 239-244
• Zelinka, Bohdan: Representation of undirected graphs by anticommutative conservative groupoids. (English). Mathematica Bohemica, vol. 119 (1994), issue 3, pp. 231-237
• Zelinka, Bohdan: Distances between partially ordered sets. (English). Mathematica Bohemica, vol. 118 (1993), issue 2, pp. 167-170
• Ivančo, Jaroslav; Zelinka, Bohdan: Domination in Kneser graphs. (English). Mathematica Bohemica, vol. 118 (1993), issue 2, pp. 147-152
• Zelinka, Bohdan: Graphs in which each pair of vertices has exactly two common neighbours. (English). Mathematica Bohemica, vol. 118 (1993), issue 2, pp. 163-165
• Zelinka, Bohdan: A modification of the median of a tree. (English). Mathematica Bohemica, vol. 118 (1993), issue 2, pp. 195-200
• Zelinka, Bohdan: Katastrofické vize o Matematické olympiádě. (Czech) [Catastrophic visions of the Mathematical Olympiad]. Učitel matematiky, vol. 0 (1992), issue 4, pp. 26
• Zelinka, Bohdan: Edge shift distance between trees. (English). Archivum Mathematicum, vol. 28 (1992), issue 1, pp. 5-9
• Zelinka, Bohdan: Equivalences between isomorphism classes on infinite graphs. (English). Mathematica Bohemica, vol. 117 (1992), issue 2, pp. 151-155
• Zelinka, Bohdan: Semidomatic and total semidomatic numbers of directed graphs. (English). Mathematica Bohemica, vol. 117 (1992), issue 1, pp. 1-8
• Zelinka, Bohdan: Tolerances on poset algebras. (English). Mathematica Bohemica, vol. 117 (1992), issue 1, pp. 93-97
• Zelinka, Bohdan: Distances between rooted trees. (English). Mathematica Bohemica, vol. 116 (1991), issue 1, pp. 101-107
• Zelinka, Bohdan: Domination in cubes. (English). Mathematica Slovaca, vol. 41 (1991), issue 1, pp. 17-19
• Zelinka, Bohdan: Edge-domatic numbers of cacti. (English). Mathematica Bohemica, vol. 116 (1991), issue 1, pp. 91-95
• Zelinka, Bohdan: Every connected acyclic digraph of height 1 is neighbourhood-realizable. (English). Archivum Mathematicum, vol. 27 (1991), issue 1, pp. 133-135
• Zelinka, Bohdan: Total edge-domatic number of a graph. (English). Mathematica Bohemica, vol. 116 (1991), issue 1, pp. 96-100
• Zelinka, Bohdan: Contraction distance between isomorphism classes of graphs. (English). Časopis pro pěstování matematiky, vol. 115 (1990), issue 2, pp. 211-216
• Zelinka, Bohdan: Domatic numbers of lattice graphs. (English). Czechoslovak Mathematical Journal, vol. 40 (1990), issue 1, pp. 113-115
• Zelinka, Bohdan: Edge-domatically full graphs. (English). Mathematica Slovaca, vol. 40 (1990), issue 4, pp. 359-365
• Zelinka, Bohdan: The least connected non-vertex-transitive graph with constant neighbourhoods. (English). Czechoslovak Mathematical Journal, vol. 40 (1990), issue 4, pp. 619-624
• Zelinka, Bohdan: Centers of directed cacti. (English). Časopis pro pěstování matematiky, vol. 114 (1989), issue 3, pp. 225-229
• Zelinka, Bohdan: Neighbourhood realizations of complements of intersection graphs. (English). Mathematica Slovaca, vol. 39 (1989), issue 4, pp. 361-363
• Zelinka, Bohdan: A remark on cancellation in direct products of graphs. (English). Časopis pro pěstování matematiky, vol. 114 (1989), issue 1, pp. 35-38
• Zelinka, Bohdan: Spanning trees of locally finite graphs. (English). Czechoslovak Mathematical Journal, vol. 39 (1989), issue 2, pp. 193-197
• Zelinka, Bohdan: Total domatic number and degrees of vertices of a graph. (English). Mathematica Slovaca, vol. 39 (1989), issue 1, pp. 7-11
• Zelinka, Bohdan: The bigraph decomposition number of a graph. (English). Časopis pro pěstování matematiky, vol. 113 (1988), issue 1, pp. 56-59
• Zelinka, Bohdan: Complementarily domatic number of a graph. (English). Mathematica Slovaca, vol. 38 (1988), issue 1, pp. 27-32
• Zelinka, Bohdan: The distance between various orientations of a graph. (English). Mathematica Slovaca, vol. 38 (1988), issue 1, pp. 19-25
• Zelinka, Bohdan: The graph of labellings of a given graph. (English). Mathematica Slovaca, vol. 38 (1988), issue 4, pp. 297-300
• Zelinka, Bohdan: Locally snake-like graphs. (English). Mathematica Slovaca, vol. 38 (1988), issue 1, pp. 85-88
• Zelinka, Bohdan: Partitionability of trees. (English). Czechoslovak Mathematical Journal, vol. 38 (1988), issue 4, pp. 677-681
• Zelinka, Bohdan: Polytopic locally linear graphs. (English). Mathematica Slovaca, vol. 38 (1988), issue 2, pp. 99-103
• Zelinka, Bohdan: A remark on signed posets and signed graphs. (English). Czechoslovak Mathematical Journal, vol. 38 (1988), issue 4, pp. 673-676
• Zelinka, Bohdan: Small directed graphs as neighbourhood graphs. (English). Czechoslovak Mathematical Journal, vol. 38 (1988), issue 2, pp. 269-273
• Chajda, Ivan; Zelinka, Bohdan: Tolerances and congruences on implication algebras. (English). Czechoslovak Mathematical Journal, vol. 38 (1988), issue 2, pp. 207-217
• Zelinka, Bohdan: Tolerances of polyunary algebras. (English). Archivum Mathematicum, vol. 24 (1988), issue 1, pp. 1-4
• Zelinka, Bohdan: Total domatic number of cacti. (English). Mathematica Slovaca, vol. 38 (1988), issue 3, pp. 207-214
• Zelinka, Bohdan: Two local properties of graphs. (English). Časopis pro pěstování matematiky, vol. 113 (1988), issue 2, pp. 113-121
• Zelinka, Bohdan: Nad jednou starou knihou. (Czech) [On an old book]. Pokroky matematiky, fyziky a astronomie, vol. 32 (1987), issue 4, pp. 223-227
• Chajda, Ivan; Zelinka, Bohdan: A characterization of tolerance-distributive tree semilattices. (English). Czechoslovak Mathematical Journal, vol. 37 (1987), issue 2, pp. 175-180
• Zelinka, Bohdan: The distance between a graph and its complement. (English). Czechoslovak Mathematical Journal, vol. 37 (1987), issue 1, pp. 120-123
• Zelinka, Bohdan: Distances between directed graphs. (English). Časopis pro pěstování matematiky, vol. 112 (1987), issue 4, pp. 359-367
• Zelinka, Bohdan: Edge-distance between isomorphism classes of graphs. (English). Časopis pro pěstování matematiky, vol. 112 (1987), issue 3, pp. 233-237
• Ryjáček, Zdeněk; Zelinka, Bohdan: Locally disconnected graphs with large numbers of edges. (English). Mathematica Slovaca, vol. 37 (1987), issue 2, pp. 195-198
• Zelinka, Bohdan: Natural bijections between directed and undirected self-complementary graphs. (English). Mathematica Slovaca, vol. 37 (1987), issue 4, pp. 363-366
• Zelinka, Bohdan: Neighbourhood digraphs. (English). Archivum Mathematicum, vol. 23 (1987), issue 2, pp. 69-70
• Zelinka, Bohdan: On a problem of P. Vestergaard concerning circuits in graphs. (English). Czechoslovak Mathematical Journal, vol. 37 (1987), issue 2, pp. 318-319
• Zelinka, Bohdan: Tolerances on graph algebras. (English). Czechoslovak Mathematical Journal, vol. 37 (1987), issue 2, pp. 313-317
• Zelinka, Bohdan: Connected domatic number of a graph. (English). Mathematica Slovaca, vol. 36 (1986), issue 4, pp. 387-392
• Zelinka, Bohdan: Disconnected neighbourhood graphs. (English). Mathematica Slovaca, vol. 36 (1986), issue 2, pp. 109-110
• Zelinka, Bohdan: Domatic number and linear arboricity of cacti. (English). Mathematica Slovaca, vol. 36 (1986), issue 1, pp. 49-54
• Zelinka, Bohdan: Edge neighbourhood graphs. (English). Czechoslovak Mathematical Journal, vol. 36 (1986), issue 1, pp. 44-47
• Zelinka, Bohdan: Neighbourhood tournaments. (English). Mathematica Slovaca, vol. 36 (1986), issue 3, pp. 241-244
• Zelinka, Bohdan: Bichromaticity and domatic number of a bipartite graph. (English). Časopis pro pěstování matematiky, vol. 110 (1985), issue 2, pp. 113-115
• Zelinka, Bohdan: Comparison of various distances between isomorphism classes of graphs. (English). Časopis pro pěstování matematiky, vol. 110 (1985), issue 3, pp. 289-293
• Zelinka, Bohdan: Cyclicity of a complete 3-equipartite graph. (English). Archivum Mathematicum, vol. 21 (1985), issue 1, pp. 1-3
• Zelinka, Bohdan: Domatic numbers of uniform hypergraphs. (English). Archivum Mathematicum, vol. 21 (1985), issue 3, pp. 129-133
• Zelinka, Bohdan: Graphs with prescribed neighbourhood graphs. (English). Mathematica Slovaca, vol. 35 (1985), issue 2, pp. 195-197
• Zelinka, Bohdan: Odd graphs. (English). Archivum Mathematicum, vol. 21 (1985), issue 4, pp. 181-187
• Chajda, Ivan; Zelinka, Bohdan: Complemented tolerances on lattices. (English). Časopis pro pěstování matematiky, vol. 109 (1984), issue 1, pp. 54-59
• Zelinka, Bohdan: Decomposition of an infinite complete graph into complete bipartite subgraphs. (English). Časopis pro pěstování matematiky, vol. 109 (1984), issue 3, pp. 266-267
• Zelinka, Bohdan: On $k$-ply domatic numbers of graphs. (English). Mathematica Slovaca, vol. 34 (1984), issue 3, pp. 313-318
• Zelinka, Bohdan: Semidomatic numbers of directed graphs. (English). Mathematica Slovaca, vol. 34 (1984), issue 4, pp. 371-374
• Zelinka, Bohdan: Symmetries of woven fabrics. (English). Aplikace matematiky, vol. 29 (1984), issue 1, pp. 14-22
• Zelinka, Bohdan: Tolerances on monounary algebras. (English). Czechoslovak Mathematical Journal, vol. 34 (1984), issue 2, pp. 298-304
• Zelinka, Bohdan: Adomatic and idomatic numbers of graphs. (English). Mathematica Slovaca, vol. 33 (1983), issue 1, pp. 99-103
• Chajda, Ivan; Zelinka, Bohdan: Directly decomposable tolerances on direct products of lattices and semilattices. (English). Czechoslovak Mathematical Journal, vol. 33 (1983), issue 4, pp. 519-521
• Zelinka, Bohdan: A distance between isomorphism classes of trees. (English). Czechoslovak Mathematical Journal, vol. 33 (1983), issue 1, pp. 126-130
• Zelinka, Bohdan: Domatic number and degrees of vertices of a graph. (English). Mathematica Slovaca, vol. 33 (1983), issue 2, pp. 145-147
• Zelinka, Bohdan: Domatically cocritical graphs. (English). Časopis pro pěstování matematiky, vol. 108 (1983), issue 1, pp. 82-88
• Zelinka, Bohdan: Double covers and logics of graphs. (English). Czechoslovak Mathematical Journal, vol. 33 (1983), issue 3, pp. 354-360
• Zelinka, Bohdan: Double covers and logics of graphs. II. (English). Mathematica Slovaca, vol. 33 (1983), issue 4, pp. 329-334
• Zelinka, Bohdan: Edge-domatic number of a graph. (English). Czechoslovak Mathematical Journal, vol. 33 (1983), issue 1, pp. 107-110
• Zelinka, Bohdan: Homomorphisms of infinite bipartite graphs onto complete bipartite graphs. (English). Czechoslovak Mathematical Journal, vol. 33 (1983), issue 4, pp. 545-547
• Zelinka, Bohdan: Isonemality and mononemality of woven fabrics. (English). Aplikace matematiky, vol. 28 (1983), issue 3, pp. 194-198
• Zelinka, Bohdan: Locally tree-like graphs. (English). Časopis pro pěstování matematiky, vol. 108 (1983), issue 3, pp. 230-238
• Zelinka, Bohdan: Nearly acyclic digraphs. (English). Czechoslovak Mathematical Journal, vol. 33 (1983), issue 1, pp. 164-165
• Zelinka, Bohdan: On $k$-domatic numbers of graphs. (English). Czechoslovak Mathematical Journal, vol. 33 (1983), issue 2, pp. 309-313
• Zelinka, Bohdan: Pure circuits in cube graphs. (English). Časopis pro pěstování matematiky, vol. 108 (1983), issue 3, pp. 239-240
• Chajda, Ivan; Nieminen, Juhani; Zelinka, Bohdan: Tolerances and orderings on semilattices. (English). Archivum Mathematicum, vol. 19 (1983), issue 3, pp. 125-131
• Zelinka, Bohdan: Unpath number of a complete multipartite graph. (English). Mathematica Slovaca, vol. 33 (1983), issue 3, pp. 293-296
• Zelinka, Bohdan: Domatic numbers of cube graphs. (English). Mathematica Slovaca, vol. 32 (1982), issue 2, pp. 117-119
• Zelinka, Bohdan: Elongation in a graph. (English). Mathematica Slovaca, vol. 32 (1982), issue 3, pp. 291-296
• Zelinka, Bohdan: Homomorphisms of finite bipartite graphs onto complete bipartite graphs. (English). Mathematica Slovaca, vol. 32 (1982), issue 4, pp. 361-366
• Zelinka, Bohdan: Infinite tree algebras. (English). Časopis pro pěstování matematiky, vol. 107 (1982), issue 1, pp. 59-68
• Andres, Zdeněk; Zelinka, Bohdan: Logics of bipartite graphs and complete multipartite graphs. (English). Časopis pro pěstování matematiky, vol. 107 (1982), issue 4, pp. 425-427
• Zelinka, Bohdan: On double covers of graphs. (English). Mathematica Slovaca, vol. 32 (1982), issue 1, pp. 49-54
• Zelinka, Bohdan: On two problems of the graph theory. (English). Časopis pro pěstování matematiky, vol. 107 (1982), issue 2, pp. 109-113
• Tomasta, Pavel; Zelinka, Bohdan: Decomposition of a complete equipartite graph into isomorphic subgraphs. (English). Mathematica Slovaca, vol. 31 (1981), issue 2, pp. 165-169
• Zelinka, Bohdan: Finite spherical geometries. (English). Časopis pro pěstování matematiky, vol. 106 (1981), issue 2, pp. 206-208
• Zelinka, Bohdan: Graph representations of finite Abelian groups. (English). Czechoslovak Mathematical Journal, vol. 31 (1981), issue 1, pp. 83-86
• Zelinka, Bohdan: Graphs of semigroups. (English). Časopis pro pěstování matematiky, vol. 106 (1981), issue 4, pp. 407-408
• Zelinka, Bohdan: Intersection number of a graph. (English). Časopis pro pěstování matematiky, vol. 106 (1981), issue 3, pp. 223-225
• Zelinka, Bohdan: On domatic numbers of graphs. (English). Mathematica Slovaca, vol. 31 (1981), issue 1, pp. 91-95
• Zelinka, Bohdan: On two graph-theoretical problems from the conference at Nová Ves u Branžeže. (English). Časopis pro pěstování matematiky, vol. 106 (1981), issue 4, pp. 409-413
• Zelinka, Bohdan: Some remarks on domatic numbers of graphs. (English). Časopis pro pěstování matematiky, vol. 106 (1981), issue 4, pp. 373-375
• Zelinka, Bohdan: Vztah díla E. C. Hammersteina k časopisu Pokroky matematiky, fyziky a astronomie. (Czech) [The relation of E. C. Hammerstein's work to the journal Pokroky Matematiky, Fyziky a Astronomie]. Pokroky matematiky, fyziky a astronomie, vol. 25 (1980), issue 6, pp. 344-347
• Zelinka, Bohdan: Bases of classes of trees closed under subdivisions. (English). Mathematica Slovaca, vol. 30 (1980), issue 1, pp. 61-64
• Zelinka, Bohdan: The bichromaticity of a graph. (English). Czechoslovak Mathematical Journal, vol. 30 (1980), issue 4, pp. 655-660
• Zelinka, Bohdan: Domatically critical graphs. (English). Czechoslovak Mathematical Journal, vol. 30 (1980), issue 3, pp. 486-489
• Chajda, Ivan; Dalík, Josef; Niederle, Josef; Veselý, Vítězslav; Zelinka, Bohdan: How to draw tolerance lattices of finite chains. (English). Archivum Mathematicum, vol. 16 (1980), issue 3, pp. 161-165
• Zelinka, Bohdan: Join graphs of trees. (English). Czechoslovak Mathematical Journal, vol. 30 (1980), issue 2, pp. 332-335
• Zelinka, Bohdan: Subarborians. (English). Czechoslovak Mathematical Journal, vol. 30 (1980), issue 2, pp. 336-340
• Zelinka, Bohdan: I. kapitola. Teorie množin a matematická logika. (Czech). In: Zelinka, Bohdan: Matematika hrou i vážně. (Czech). Praha: Mladá fronta, 1979. pp. 9-29
• Zelinka, Bohdan: II. kapitola. Algebra a teorie čísel. (Czech). In: Zelinka, Bohdan: Matematika hrou i vážně. (Czech). Praha: Mladá fronta, 1979. pp. 30-57
• Zelinka, Bohdan: III. kapitola. Matematická analýza. (Czech). In: Zelinka, Bohdan: Matematika hrou i vážně. (Czech). Praha: Mladá fronta, 1979. pp. 58-75
• Zelinka, Bohdan: IV. kapitola. Geometrie a topologie. (Czech). In: Zelinka, Bohdan: Matematika hrou i vážně. (Czech). Praha: Mladá fronta, 1979. pp. 76-113
• Zelinka, Bohdan: Literatura. (Czech). In: Zelinka, Bohdan: Matematika hrou i vážně. (Czech). Praha: Mladá fronta, 1979. pp. 185-186
• Zelinka, Bohdan: Obsah. (Czech). In: Zelinka, Bohdan: Matematika hrou i vážně. (Czech). Praha: Mladá fronta, 1979. pp. 191-191
• Zelinka, Bohdan: Předmluva. (Czech). In: Zelinka, Bohdan: Matematika hrou i vážně. (Czech). Praha: Mladá fronta, 1979. pp. 5-6
• Zelinka, Bohdan: V. kapitola. Teorie grafů a kombinatorika. (Czech). In: Zelinka, Bohdan: Matematika hrou i vážně. (Czech). Praha: Mladá fronta, 1979. pp. 114-146
• Zelinka, Bohdan: VI. kapitola. Teorie pravděpodobnosti. (Czech). In: Zelinka, Bohdan: Matematika hrou i vážně. (Czech). Praha: Mladá fronta, 1979. pp. 147-167
• Zelinka, Bohdan: VII. kapitola. Informatika. (Czech). In: Zelinka, Bohdan: Matematika hrou i vážně. (Czech). Praha: Mladá fronta, 1979. pp. 168-182
• Zelinka, Bohdan: Závěr. (Czech). In: Zelinka, Bohdan: Matematika hrou i vážně. (Czech). Praha: Mladá fronta, 1979. pp. 183-184
• Zelinka, Bohdan: [Obálka]. (Czech). In: Zelinka, Bohdan: Matematika hrou i vážně. (Czech). Praha: Mladá fronta, 1979. pp. [i]-[ii]
• Zelinka, Bohdan: [Tiráž a obálka]. (Czech). In: Zelinka, Bohdan: Matematika hrou i vážně. (Czech). Praha: Mladá fronta, 1979. pp. [188]-[190]
• Zelinka, Bohdan: [Titulní stránky]. (Czech). In: Zelinka, Bohdan: Matematika hrou i vážně. (Czech). Praha: Mladá fronta, 1979. pp. [1]-[2]
• Zelinka, Bohdan: Embedding trees into clique-bridge-clique graphs. (English). Časopis pro pěstování matematiky, vol. 104 (1979), issue 4, pp. 353-356
• Zelinka, Bohdan: Self-complementary vertex-transitive undirected graphs. (English). Mathematica Slovaca, vol. 29 (1979), issue 1, pp. 91-95
• Zelinka, Bohdan: Some remarks on Eulerian graphs. (English). Czechoslovak Mathematical Journal, vol. 29 (1979), issue 4, pp. 564-567
• Chajda, Ivan; Zelinka, Bohdan: Tolerances and convexity. (English). Czechoslovak Mathematical Journal, vol. 29 (1979), issue 4, pp. 584-587
• Zelinka, Bohdan: Úvod. Matematika není jen počítání. (Czech). In: Zelinka, Bohdan: Matematika hrou i vážně. (Czech). Praha: Mladá fronta, 1979. pp. 7-8
• Zelinka, Bohdan: Derivatives of hypergraphs. (English). Czechoslovak Mathematical Journal, vol. 28 (1978), issue 3, pp. 394-399
• Zelinka, Bohdan: Infinite directed paths in locally finite digraphs. (English). Časopis pro pěstování matematiky, vol. 103 (1978), issue 2, pp. 136-140
• Chajda, Ivan; Zelinka, Bohdan: Metrics and tolerances. (English). Archivum Mathematicum, vol. 14 (1978), issue 4, pp. 193-200
• Zelinka, Bohdan: The number of isomorphism classes of spanning trees of a graph. (English). Mathematica Slovaca, vol. 28 (1978), issue 4, pp. 385-388
• Zelinka, Bohdan: On a problem of R. Häggkvist concerning edge-colourings of graphs. (English). Časopis pro pěstování matematiky, vol. 103 (1978), issue 3, pp. 289-290
• Zelinka, Bohdan: A remark on the Čebyšev property. (English). Mathematica Slovaca, vol. 28 (1978), issue 3, pp. 311-316
• Zelinka, Bohdan: I. kapitola Grafy světem vládnou. (Czech). In: Zelinka, Bohdan: Rovinné grafy. (Czech). Praha: Mladá fronta, 1977. pp. 7-17
• Zelinka, Bohdan: II. kapitola. Základní pojmy teorie grafů. (Czech). In: Zelinka, Bohdan: Rovinné grafy. (Czech). Praha: Mladá fronta, 1977. pp. 18-42
• Zelinka, Bohdan: III. kapitola. Tři domy, tři studně a muří noha aneb věta Kuratowského. (Czech). In: Zelinka, Bohdan: Rovinné grafy. (Czech). Praha: Mladá fronta, 1977. pp. 43-50
• Zelinka, Bohdan: IV. kapitola. Oblasti rovinného grafu, duální graf. (Czech). In: Zelinka, Bohdan: Rovinné grafy. (Czech). Praha: Mladá fronta, 1977. pp. 51-70
• Zelinka, Bohdan: Literatura. (Czech). In: Zelinka, Bohdan: Rovinné grafy. (Czech). Praha: Mladá fronta, 1977. pp. 131-[132]
• Zelinka, Bohdan: Obsah. (Czech). In: Zelinka, Bohdan: Rovinné grafy. (Czech). Praha: Mladá fronta, 1977. pp. [133]-[134]
• Zelinka, Bohdan: Předmluva. (Czech). In: Zelinka, Bohdan: Rovinné grafy. (Czech). Praha: Mladá fronta, 1977. pp. 3-6
• Zelinka, Bohdan: Rejstřík použitých symbolů. (Czech). In: Zelinka, Bohdan: Rovinné grafy. (Czech). Praha: Mladá fronta, 1977. pp. 130-130
• Zelinka, Bohdan: V. kapitola. Triangulace roviny. (Czech). In: Zelinka, Bohdan: Rovinné grafy. (Czech). Praha: Mladá fronta, 1977. pp. 71-78
• Zelinka, Bohdan: VI. kapitola. Problém čtyř barev. (Czech). In: Zelinka, Bohdan: Rovinné grafy. (Czech). Praha: Mladá fronta, 1977. pp. 79-91
• Zelinka, Bohdan: VII. kapitola. Vnějškově rovinné grafy. (Czech). In: Zelinka, Bohdan: Rovinné grafy. (Czech). Praha: Mladá fronta, 1977. pp. 92-98
• Zelinka, Bohdan: VIII. kapitola. Konvexní mnohostěny. (Czech). In: Zelinka, Bohdan: Rovinné grafy. (Czech). Praha: Mladá fronta, 1977. pp. 99-112
• Zelinka, Bohdan: Výsledky cvičení. (Czech). In: Zelinka, Bohdan: Rovinné grafy. (Czech). Praha: Mladá fronta, 1977. pp. 113-129
• Zelinka, Bohdan: [Obálka]. (Czech). In: Zelinka, Bohdan: Rovinné grafy. (Czech). Praha: Mladá fronta, 1977. pp. [i]-[ii]
• Zelinka, Bohdan: [Tiráž a obálka]. (Czech). In: Zelinka, Bohdan: Rovinné grafy. (Czech). Praha: Mladá fronta, 1977. pp. [135]-[136]
• Zelinka, Bohdan: [Titulní stránky]. (Czech). In: Zelinka, Bohdan: Rovinné grafy. (Czech). Praha: Mladá fronta, 1977. pp. [1]-[2]
• Zelinka, Bohdan: Caterpillars. (English). Časopis pro pěstování matematiky, vol. 102 (1977), issue 2, pp. 179-185
• Zelinka, Bohdan: Finite planar vertex-transitive graphs of the regularity degree three. (English). Časopis pro pěstování matematiky, vol. 102 (1977), issue 1, pp. 1-9
• Zelinka, Bohdan: Geodetic graphs which are homeomorphic to complete graphs. (English). Mathematica Slovaca, vol. 27 (1977), issue 2, pp. 129-132
• Zelinka, Bohdan: The lattice of all subtrees of a tree. (English). Mathematica Slovaca, vol. 27 (1977), issue 3, pp. 277-286
• Chajda, Ivan; Zelinka, Bohdan: Lattices of tolerances. (English). Časopis pro pěstování matematiky, vol. 102 (1977), issue 1, pp. 10-24
• Chajda, Ivan; Zelinka, Bohdan: Minimal compatible tolerances on lattices. (English). Czechoslovak Mathematical Journal, vol. 27 (1977), issue 3, pp. 452-459
• Zelinka, Bohdan: On a problem of R. Halin concerning subgraphs of infinite graphs. (English). Mathematica Slovaca, vol. 27 (1977), issue 1, pp. 43-45
• Chajda, Ivan; Zelinka, Bohdan: Permutable tolerances. (English). Časopis pro pěstování matematiky, vol. 102 (1977), issue 3, pp. 217-220
• Zelinka, Bohdan: A remark on isotopies of digraphs and permutation matrices. (English). Časopis pro pěstování matematiky, vol. 102 (1977), issue 3, pp. 230-233
• Zelinka, Bohdan: A remark on systems of maximal cliques of a graph. (English). Czechoslovak Mathematical Journal, vol. 27 (1977), issue 4, pp. 617-618