TY  - JOUR
AU  - P.M. Higgins
TI  - Epimorphisms, permutation identities and finite semigroups.
JO  - Semigroup forum
PY  - 1984
SP  - 87
EP  - 98
VL  - 29
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/SF_1984__29_134675/
ID  - SF_1984__29_134675
ER  -