TY  - JOUR
AU  - T.E. Hall
TI  - On congruences on finite semigroups.
JO  - Semigroup forum
PY  - 1974
SP  - 369
EP  - 371
VL  - 7
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/SF_1974__7_134017/
ID  - SF_1974__7_134017
ER  -