Author: Petrich, Mario
- : Bases for certain varieties of completely regular semigroups. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 62 (2021), issue 1, pp. 41-65
- : Relations on a lattice of varieties of completely regular semigroups. (English). Mathematica Bohemica, vol. 145 (2020), issue 3, pp. 225-240
- : A semilattice of varieties of completely regular semigroups. (English). Mathematica Bohemica, vol. 145 (2020), issue 1, pp. 1-14
- : Characterizing pure, cryptic and Clifford inverse semigroups. (English). Czechoslovak Mathematical Journal, vol. 64 (2014), issue 4, pp. 1099-1112
- : Normal cryptogroups with an associate subgroup. (English). Czechoslovak Mathematical Journal, vol. 63 (2013), issue 2, pp. 289-305
- : The rank of a commutative semigroup. (English). Mathematica Bohemica, vol. 134 (2009), issue 3, pp. 301-318
- : On sandwich sets and congruences on regular semigroups. (English). Czechoslovak Mathematical Journal, vol. 56 (2006), issue 1, pp. 27-46
- : A canonical directly infinite ring. (English). Czechoslovak Mathematical Journal, vol. 51 (2001), issue 3, pp. 545-560
- : Certain partial orders on semigroups. (English). Czechoslovak Mathematical Journal, vol. 51 (2001), issue 2, pp. 415-432
- : The translational hull of a normal cryptogroup. (English). Mathematica Slovaca, vol. 44 (1994), issue 2, pp. 245-262
- : On ideals of a semilattice. (English). Czechoslovak Mathematical Journal, vol. 22 (1972), issue 3, pp. 361-367
- : Semigroups certain of whose subsemigroups have identities. (English). Czechoslovak Mathematical Journal, vol. 16 (1966), issue 2, pp. 186-198
- : On the structure of a class of commutative semigroups. (English). Czechoslovak Mathematical Journal, vol. 14 (1964), issue 1, pp. 147-153
- : Prime ideals of the cartesian product of two semigroups. (English). Czechoslovak Mathematical Journal, vol. 12 (1962), issue 1, pp. 150-152
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