TY  - JOUR
AU  - N. Kehayopulu
TI  - On intra-regular ordered  semigroups.
JO  - Semigroup forum
PY  - 1993
SP  - 271
EP  - 278
VL  - 46
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/SF_1993__46_1_135235/
ID  - SF_1993__46_1_135235
ER  -