References
A. H. Clifford and G. B. Preston,The Algebraic Theory of Semigroups Vol. I, Amer. Math. Soc., Math. Surveys No. 7 (1961).
S. Lajos, A note on semilattices of groups,Acta Sci. Math. Szeged,33 (1972), 315–317.
M. Petrich,Introduction to Semigroups. Merrill Columbus (1973).
Š. Schwarz, A theorem on normal semigroups,Czechoslovak Math. J.,10 (1960), 197–200.
Author information
Authors and Affiliations
Rights and permissions
About this article
Cite this article
Kuroki, N. OnB *-pure semigroups. Acta Math Hung 43, 295–298 (1984). https://doi.org/10.1007/BF01958026
Received:
Issue Date:
DOI: https://doi.org/10.1007/BF01958026