%0 Journal Article %A A. M. Rodionov %A V. S. Toroptsev %T A generalization of the perturbation method for equations with lag, and application of it to the computation of transition processes in automatic control systems %J Differencialʹnye uravneniâ %D 1972 %P 459-464 %V 8 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1972_8_3_a7/ %G ru %F DE_1972_8_3_a7