%0 Journal Article %A V. V. Filippov %T On differential inclusions of second order %J Fundamentalʹnaâ i prikladnaâ matematika %D 1997 %P 587-623 %V 3 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/FPM_1997_3_2_a13/ %G ru %F FPM_1997_3_2_a13