TY - JOUR AU - V. V. Filippov TI - On differential inclusions of second order JO - Fundamentalʹnaâ i prikladnaâ matematika PY - 1997 SP - 587 EP - 623 VL - 3 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FPM_1997_3_2_a13/ LA - ru ID - FPM_1997_3_2_a13 ER -