TY  - JOUR
AU  - O. Steinfeld
TI  - A characterization of dual semigroups without nilpotent ideals.
JO  - Semigroup forum
PY  - 1977
SP  - 1
EP  - 6
VL  - 14
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/SF_1977__14_186379/
ID  - SF_1977__14_186379
ER  -