%0 Journal Article
%A Yu. M. Vuvunikyan
%T Perturbation of evolutionary operator-differential equations
%J Differencialʹnye uravneniâ
%D 1982
%P 1075-1078
%V 18
%N 6
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DE_1982_18_6_a19/
%G ru
%F DE_1982_18_6_a19