TY - JOUR AU - O. V. Mel'nikov TI - Products of powers and commutators in free pro-$p$-groups JO - Matematičeskie zametki PY - 1986 SP - 433 EP - 441 VL - 40 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1986_40_4_a0/ LA - ru ID - MZM_1986_40_4_a0 ER -