TY  - JOUR
AU  - D.B. McAlister
TI  - Homomorphisms of semigroups of binary relations.
JO  - Semigroup forum
PY  - 1971
SP  - 185
EP  - 188
VL  - 3
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/SF_1971__3_133862/
ID  - SF_1971__3_133862
ER  -