%0 Journal Article
%A M. Mangold
%T E-varieties of regular semigroups, relatively bifree objects and fully invariant congruences.
%J Semigroup forum
%D 1995
%P 105-116
%V 50
%N 3
%I mathdoc
%U http://geodesic.mathdoc.fr/item/SF_1995__50_3_135370/
%F SF_1995__50_3_135370