%0 Journal Article
%A M. Ciric
%A S. Bogdanovic
%T Nil-extensions of unions of groups induced by identities.
%J Semigroup forum
%D 1994
%P 303-312
%V 48
%N 3
%I mathdoc
%U http://geodesic.mathdoc.fr/item/SF_1994__48_3_135320/
%F SF_1994__48_3_135320