%0 Journal Article %A V. M. Tsvetkov %T On the Euler--Poincare characteristic of pro-$p$-groups %J Zapiski Nauchnykh Seminarov POMI %D 1977 %P 256-258 %V 71 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1977_71_a17/ %G ru %F ZNSL_1977_71_a17