%0 Journal Article %A E. V. Sokolovskaya %T Lower approximation of systems of differential inclusions of one kind with slow and fast variables %J Journal of Samara State Technical University, Ser. Physical and Mathematical Sciences %D 2007 %P 6-17 %V 115 %N 2 %U http://geodesic.mathdoc.fr/item/VSGTU_2007_115_2_a1/ %G ru %F VSGTU_2007_115_2_a1