Author: Jakubík, Ján

Jakubík, Ján: О графическом изоморфизме структур. (Russian) [On lattices whose graphs are isomorphic]. Czechoslovak Mathematical Journal, vol. 4 (1954), issue 2, pp. 131-142
Jakubík, Ján; Kolibiar, Milan: О некоторых свойствах пар структур. (Russian) [On some properties of a pair of lattices]. Czechoslovak Mathematical Journal, vol. 4 (1954), issue 1, pp. 1-27
Jakubík, Ján: О отношениях конгруэнтности на абстрактных алгебрах. (Russian) [Congruence relations on abstract algebras]. Czechoslovak Mathematical Journal, vol. 4 (1954), issue 4, pp. 314-317
Jakubík, Ján: Системы отношений конгруэнтности в структурах. (Russian) [System of congruence relations on lattices]. Czechoslovak Mathematical Journal, vol. 4 (1954), issue 3, pp. 248-273

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