%0 Journal Article
%A D. F. Kharazov
%T On a class of operators which depend nonlinearly on a parameter
%J Doklady Akademii Nauk
%D 1957
%P 819-822
%V 112
%N 5
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1957_112_5_a9/
%G ru
%F DAN_1957_112_5_a9