TY - JOUR AU - V. Yu. Popov TI - Markov Properties of Burnside Varieties of Semigroups JO - Algebra i logika PY - 2003 SP - 94 EP - 106 VL - 42 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AL_2003_42_1_a5/ LA - ru ID - AL_2003_42_1_a5 ER -