%0 Journal Article %A A. F. Filippov %T Differential equations whose right-hand side is discontinuous on intersecting surfaces %J Differencialʹnye uravneniâ %D 1979 %P 1814-1823 %V 15 %N 10 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1979_15_10_a8/ %G ru %F DE_1979_15_10_a8