%0 Journal Article
%A Takayuki Tamura
%T Basic study of ...-semigroups and their homomorphisms.
%J Semigroup forum
%D 1974
%P 21-50
%V 8
%I mathdoc
%U http://geodesic.mathdoc.fr/item/SF_1974__8_134022/
%F SF_1974__8_134022