%0 Journal Article
%A F. W. Bauer
%T Universal homotopy groups
%J Doklady Akademii Nauk
%D 1964
%P 254-257
%V 155
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1964_155_2_a2/
%G ru
%F DAN_1964_155_2_a2