%0 Journal Article %A F. E. Lomovtsev %T A generalization of Lions' theory to first-order evolution differential equations with smooth operator coefficients: I %J Differencialʹnye uravneniâ %D 2006 %P 630-640 %V 42 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_2006_42_5_a6/ %G ru %F DE_2006_42_5_a6