%0 Journal Article %A V. S. Tonkova %A E. L. Tonkov %T Certain properties of averaged solutions of a control system with a discontinuous nonlinearity %J Differencialʹnye uravneniâ %D 1973 %P 278-289 %V 9 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1973_9_2_a9/ %G ru %F DE_1973_9_2_a9