%0 Journal Article
%A L. A. Nazarova
%A A. V. Roiter
%T A sharpening of a theorem of Bass
%J Doklady Akademii Nauk
%D 1967
%P 266-268
%V 176
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1967_176_2_a7/
%G ru
%F DAN_1967_176_2_a7