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Pondělíček, Bedřich
Tolerance distributive and tolerance Boolean varieties of semigroups. (English). Czechoslovak Mathematical Journal, vol. 36 (1986), issue 4, pp. 617-622
MSC: 08B05, 20M07, 92A27 | MR 863191 | Zbl 0612.20033 | DOI: 10.21136/CMJ.1986.102120
References:
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[4] Chajda I.: Distributivity and modularity of lattices of tolerance relations. Algebra Universalis, 12 (1981), 247-255. DOI 10.1007/BF02483883 | MR 0608668 | Zbl 0469.08003
[5] Clifford A. H., Preston G. В.: The Algebraic Theory of Semigroups. Vol. I. Am. Math. Soc. (1961). MR 0132791 | Zbl 0111.03403
[6] Petrich M.: Introduction to Semigroups. Mervill Books (1973). MR 0393206 | Zbl 0321.20037
[7] Fennemore C. F.: All varieties of bands. I, II. Math. Nachr. 48 (1971), 237-252, 253-262. DOI 10.1002/mana.19710480118 | MR 0294535
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