TY - JOUR AU - V. A. Gorbunov TI - Lattices of quasivarieties JO - Algebra i logika PY - 1976 SP - 436 EP - 457 VL - 15 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AL_1976_15_4_a2/ LA - ru ID - AL_1976_15_4_a2 ER -