%0 Journal Article
%A C.M. Reis
%T Periodic endomorphisms of a free monoid.
%J Semigroup forum
%D 1995
%P 193-204
%V 50
%N 3
%I mathdoc
%U http://geodesic.mathdoc.fr/item/SF_1995__50_3_135378/
%F SF_1995__50_3_135378