TY  - JOUR
AU  - G. Pollák
TI  - On two classes of hereditarily finitely based semigroup identities.
JO  - Semigroup forum
PY  - 1982
SP  - 9
EP  - 34
VL  - 25
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/SF_1982__25_134561/
ID  - SF_1982__25_134561
ER  -