%0 Journal Article
%A Ya. N. Fel'd
%T On a new quadratic lemma for nonmonochromatic processes of
%J Doklady Akademii Nauk
%D 1997
%P 316-319
%V 353
%N 3
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1997_353_3_a6/
%G ru
%F DAN_1997_353_3_a6