TY - JOUR AU - Kh. G. Guseinov TI - Strongly invariant sets with respect to a differential inclusion, and the approach problem for discontinuous control systems JO - Differencialʹnye uravneniâ PY - 1992 SP - 1490 EP - 1498 VL - 28 IS - 9 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1992_28_9_a2/ LA - ru ID - DE_1992_28_9_a2 ER -