TY - JOUR AU - G. U. Oganesyan TI - Isomorphism problem for semigroups with one defining relation JO - Matematičeskie zametki PY - 1984 SP - 685 EP - 690 VL - 35 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1984_35_5_a5/ LA - ru ID - MZM_1984_35_5_a5 ER -