%0 Journal Article %A E. A. Barbashin %A Yu. I. Alimov %T On the theory of dynamical systems with multi-valued and discontinuous characteristics %J Doklady Akademii Nauk %D 1961 %P 9-11 %V 140 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1961_140_1_a0/ %G ru %F DAN_1961_140_1_a0