%0 Journal Article %A L. E. Zabello %T Optimality conditions in nonlinear inertial control systems with delay %J Differencialʹnye uravneniâ %D 1990 %P 1309-1315 %V 26 %N 8 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1990_26_8_a2/ %G ru %F DE_1990_26_8_a2