TY  - JOUR
AU  - A. Nagy
AU  - I. Babcsányi
TI  - On a problem of  n(2)-permutable  semigroups.
JO  - Semigroup forum
PY  - 1993
SP  - 398
EP  - 400
VL  - 46
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/SF_1993__46_1_135246/
ID  - SF_1993__46_1_135246
ER  -