%0 Journal Article %A G. A. Kats %T Wall groups of finite groups and $\Pi$-signatures of manifolds %J Sbornik. Mathematics %D 1975 %P 163-181 %V 27 %N 2 %U http://geodesic.mathdoc.fr/item/SM_1975_27_2_a1/ %G en %F SM_1975_27_2_a1