%0 Journal Article %A S. Sinchuk %T Parametrized symmetric groups and the second homology of a group %J Algebra i analiz %D 2020 %P 147-163 %V 32 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/AA_2020_32_6_a6/ %G en %F AA_2020_32_6_a6