TY - JOUR AU - S. Sinchuk TI - Parametrized symmetric groups and the second homology of a group JO - Algebra i analiz PY - 2020 SP - 147 EP - 163 VL - 32 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AA_2020_32_6_a6/ LA - en ID - AA_2020_32_6_a6 ER -