TY  - JOUR
AU  - C.M. Reis
TI  - Periodic endomorphisms of a free monoid.
JO  - Semigroup forum
PY  - 1995
SP  - 193
EP  - 204
VL  - 50
IS  - 3
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/SF_1995__50_3_135378/
ID  - SF_1995__50_3_135378
ER  -