TY  - JOUR
AU  - B. M. Vernikov
TI  - A Weaker Version of Congruence-Permutability for Semigroup Varieties
JO  - Algebra i logika
PY  - 2004
SP  - 3
EP  - 31
VL  - 43
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/AL_2004_43_1_a0/
LA  - ru
ID  - AL_2004_43_1_a0
ER  -