TY  - JOUR
AU  - V. K. Kartashov
TI  - Quasivarieties of unars with a finite number of cycles
JO  - Algebra i logika
PY  - 1980
SP  - 173
EP  - 193
VL  - 19
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/AL_1980_19_2_a2/
LA  - ru
ID  - AL_1980_19_2_a2
ER  -