TY - JOUR AU - A. V. Yagzhev TI - Invertibility of endomorphism of free associative algebras JO - Matematičeskie zametki PY - 1991 SP - 142 EP - 147 VL - 49 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1991_49_4_a18/ LA - ru ID - MZM_1991_49_4_a18 ER -