TY - JOUR AU - M. A. Taǐclin TI - Two remarks on commutative semigroups isomorphism JO - Algebra i logika PY - 1967 SP - 95 EP - 110 VL - 6 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AL_1967_6_1_a9/ LA - ru ID - AL_1967_6_1_a9 ER -