TY  - JOUR
AU  - K.S.S. Namboodripad
TI  - On some classes of regular semigroups.
JO  - Semigroup forum
PY  - 1971
SP  - 264
EP  - 270
VL  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/SF_1971__2_133828/
ID  - SF_1971__2_133828
ER  -