%0 Journal Article
%A V. V. Filippov
%T Remarks on a theorem of Kneser
%J Vestnik Moskovskogo universiteta. Matematika, mehanika
%D 1987
%P 61-63
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/item/VMUMM_1987_1_a16/
%G ru
%F VMUMM_1987_1_a16