TY - JOUR AU - O. V. Mel'nikov TI - Subgroups and homology of free products of profinite groups JO - Izvestiya. Mathematics PY - 1990 SP - 97 EP - 119 VL - 34 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IM2_1990_34_1_a4/ LA - en ID - IM2_1990_34_1_a4 ER -