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20M50 Connections of semigroups with homological algebra and category theory (10 articles)

• Schwab, Emil; Schwab, Emil Daniel: On inverse categories with split idempotents. (English). Archivum Mathematicum, vol. 51 (2015), issue 1, pp. 13-25
• Grillet, Pierre Antoine: Cancellative actions. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 44 (2003), issue 3, pp. 399-411
• Ježek, Jaroslav; Kepka, Tomáš: Bijective reflexions and coreflexions of commutative unars. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 37 (1996), issue 1, pp. 31-40
• Kim, K. H.; Roush, F. W.: Strong shift equivalence in semigroups. (English). Mathematica Slovaca, vol. 44 (1994), issue 3, pp. 351-357
• Satko, Ladislav: The tensor product of groupoids. (English). Mathematica Slovaca, vol. 44 (1994), issue 2, pp. 237-244
• Yang, Shangjun; Barker, George P.: Generalized Green's relations. (English). Czechoslovak Mathematical Journal, vol. 42 (1992), issue 2, pp. 211-224
• Trnková, Věra: Simultaneous representations in discrete structures. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 27 (1986), issue 4, pp. 633-649
• Luedeman, John K.: Closure operations and semigroups of quotients. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 20 (1979), issue 3, pp. 529-537
• Ježek, J.; Kepka, Tomáš; Němec, P.: The category of totally symmetric quasigroups is binding. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 19 (1978), issue 2, pp. 63-64
• Luedeman, John K.; McMorris, F. R.; Sim, Soon Kiong: Semigroups for which every totally irreducible $S$-system is injective. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 19 (1978), issue 1, pp. 27-35