TY - JOUR AU - Y. Wang TI - Some time optimal control problems in non-reflexive Banach spaces JO - Commentationes Mathematicae PY - 1990 SP - 205 EP - 219 VL - 30 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.14708/cm.v30i1.6308/ DO - 10.14708/cm.v30i1.6308 LA - pl ID - 10_14708_cm_v30i1_6308 ER -