%0 Journal Article
%A A. M. Krasnosel'skii
%T Directed corrections in the method of harmonic balance
%J Doklady Akademii Nauk
%D 1987
%P 1314-1318
%V 294
%N 6
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1987_294_6_a6/
%G ru
%F DAN_1987_294_6_a6