%0 Journal Article
%A V. V. Filippov
%T On the existence of periodic solutions of equations with strongly increasing principal part
%J Sbornik. Mathematics
%D 2002
%P 1707-1729
%V 193
%N 11
%I mathdoc
%U http://geodesic.mathdoc.fr/item/SM_2002_193_11_a5/
%G en
%F SM_2002_193_11_a5