%0 Journal Article
%A D'Alarcao, Hugo
%T Biregular semigroups. II
%J Czechoslovak Mathematical Journal
%D 1970
%P 549-555
%V 20
%N 4
%I mathdoc
%U http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1970.100983/
%R 10.21136/CMJ.1970.100983
%G en
%F 10_21136_CMJ_1970_100983