TY - JOUR AU - E. V. Sokolovskaya TI - Lower approximation of systems of differential inclusions of one kind with slow and fast variables JO - Journal of Samara State Technical University, Ser. Physical and Mathematical Sciences PY - 2007 SP - 6 EP - 17 VL - 115 IS - 2 UR - http://geodesic.mathdoc.fr/item/VSGTU_2007_115_2_a1/ LA - ru ID - VSGTU_2007_115_2_a1 ER -