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Author: Bashir, Robert El

• Bashir, Robert El; Kepka, Tomáš: Commutative zeropotent semigroups with few invariant congruences. (English). Czechoslovak Mathematical Journal, vol. 58 (2008), issue 4, pp. 865-885
• Bashir, Robert El; Kepka, Tomáš; Kechlibar, Marian: Commutative semigroups with few fully invariant congruences I. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 46 (2005), issue 1, pp. 49-64
• Bashir, Robert El; Kepka, Tomáš; Kechlibar, Marian: Commutative semigroups with few fully invariant congruences II. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 46 (2005), issue 1, pp. 65-75
• Bashir, Robert El; Kepka, Tomáš; Němec, Petr: Modules commuting (via Hom) with some colimits. (English). Czechoslovak Mathematical Journal, vol. 53 (2003), issue 4, pp. 891-905
• Bashir, Robert El; Ježek, Jaroslav; Kepka, Tomáš: Simple zeropotent paramedial groupoids are balanced. (English). Czechoslovak Mathematical Journal, vol. 50 (2000), issue 2, pp. 397-399