%0 Journal Article
%A T. Nordahl
%T Residual finiteness in permutation varieties of semigroups.
%J Semigroup forum
%D 1985
%P 33-46
%V 31
%I mathdoc
%U http://geodesic.mathdoc.fr/item/SF_1985__31_134735/
%F SF_1985__31_134735