TY - JOUR AU - A. Sh. Malkhasyan TI - Periodicity exponent of solutions of equations in a free group JO - Matematičeskie zametki PY - 1986 SP - 413 EP - 423 VL - 39 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1986_39_3_a11/ LA - ru ID - MZM_1986_39_3_a11 ER -