TY  - JOUR
AU  - A. V. Kravchenko
TI  - On the lattice complexity of quasivarieties of graphs and
JO  - Algebra i logika
PY  - 1997
SP  - 273
EP  - 281
VL  - 36
IS  - 3
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/AL_1997_36_3_a2/
LA  - ru
ID  - AL_1997_36_3_a2
ER  -