TY - JOUR AU - I. V. L'vov TI - Varieties of associative rings.~II JO - Algebra i logika PY - 1973 SP - 269 EP - 297 VL - 12 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AL_1973_12_3_a1/ LA - ru ID - AL_1973_12_3_a1 ER -