%0 Journal Article
%A E. V. Podsypanin
%T On the representation of integers by a~system of additive positive quadratic forms
%J Zapiski Nauchnykh Seminarov POMI
%D 1975
%P 137-155
%V 50
%I mathdoc
%U http://geodesic.mathdoc.fr/item/ZNSL_1975_50_a4/
%G ru
%F ZNSL_1975_50_a4