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References:
[1] K. E. Aubert: Theory of x-ideals. Acta Math. 107 (1962), 1-52. MR 0148773 | Zbl 0108.26002
[2] S. J. Bryant J. C. Marica: Unary algebras. Pacific J. Math., 10 (1960), 1347-1359. MR 0118692
[3] J. Chvalina: Set transformations with centralizers formed by closed deformations of quasidiscrete topological spaces. Procееdings of thе Fourth Praguе Topological Ѕymposium 1976. In print.
[4] J. Chvalina: On centralizers of non skeletal connected set transformations. To appеar.
[5] A. H. Clifford G. B. Prеston: The algebraic theory of semigroups. Amеr. Math. Ѕoc., Providеncе 1964, transl. Aлгебpaичеcкaя теopия пoлyгpyrш, Mиp Mocквa 1972.
[6] F. Fiala V. Novák: On isotone and homomorphic mappings. Arch. Math. (Brno) 2 (1966), 27-32. MR 0195767
[7] J. Jеžеk T. Kеpka: Semigroup representations of commutative idempotent Abelian groupoids. Commеnt. Math. Univ. Carol. 16, 3 (1975), 487-500. MR 0382484
[8] J. Karásеk: On isotone and homomorphic maps of ordered partial groupoids. Arch. Math. (Brno), 2 (1966), 71-77. MR 0199300
[9] O. Kopеčеk: Homomorphisms of partial unary algebras. Czеch. Math. J. 26 (101) (1976), 108-127. MR 0392759
[10] O. Kopеčеk M. Novotný: On some invariants of unary algebras. Czеch. Math. J. 24 (99) (1974), 219-246. MR 0347703
[11] M. Novotný: Sur un probleme de la théorie des applications. Pubł. Fac. Ѕci. Univ. Masaryk, 344 (1953), 53-64.
[12] M. Novotný: Über Abbildungen von Mengen. Pacific J. Math. 13 (1963), 1359-1369. MR 0157143
[13] M. Sekanina: Realizations of ordered sets by means of universal algebras, especially by semigroups. Theory of sets and topology, Berlin 1972, 455-466. MR 0340153
[14] Л. A. Cкорняков: Yнapc. Proceedings of Colloquium on Universal algebra, Esztergom 1977, to appear.
[15] J. Tiuryn: Algebraiczne podstawy teorii maszyn. Państwowe wyd. naukowe, Warszawa 1975. MR 0465622
[16] J. C. Varlet: Endomorphisms and fully invariant congruences in unary algebras $$. Bull. Soc. Roy. Sci. Liege, 39 N 11-12 (1970), 575-589. MR 0279023
[17] Ch. Wells: Centralizers of tranzitive semigroup actions and endomorphisms of trees. Pacific J. Math. 64, 1 (1976), 265-271. MR 0429632
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