%0 Journal Article
%A A. Stralka
%T Congruence extension and amalgamation in C£.
%J Semigroup forum
%D 1976
%P 355-376
%V 13
%I mathdoc
%U http://geodesic.mathdoc.fr/item/SF_1976__13_134227/
%F SF_1976__13_134227