Literature Cited
G. Birkhoff, Lattice Theory, Amer. Math. Soc., Providence, RI (1979).
L. Fuchs, Partially Ordered Algebraic Systems, Pergamon, Oxford-London-New York-Paris; Addison-Wesley, Reading, MA-Palo Alto, CA-London (1963).
V. B. Repnitskii, “On manifolds ofZ-semigroups”, Izv. Vyssh. Uchebn. Zaved., Mat., No. 11, 54–58 (1982).
Additional information
Sverdlovsk. Translated from Sibirskii Matematicheskii Zhurnal, Vol. 26, No. 4, pp. 144–150, July–August, 1985.
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Repnitskii, V.B. FreeZ-semigroups. Sib Math J 26, 592–597 (1985). https://doi.org/10.1007/BF00971307
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DOI: https://doi.org/10.1007/BF00971307