%0 Journal Article
%A S. Lajos
%T On semigroups that are semilattices of  left groups
%J Matematički vesnik
%D 1974
%P 125 
%V 26
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/item/MV_1974_26_1_a16/
%F MV_1974_26_1_a16