%0 Journal Article
%A C.M. Campbell
%A E.F. Robertson
%A R.M. Thomas
%A N. Ruskuc
%T Reidemeister- Schreier type rewriting for semigroups.
%J Semigroup forum
%D 1995
%P 47-62
%V 51
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/item/SF_1995__51_1_135399/
%F SF_1995__51_1_135399