%0 Journal Article %A Y. Wang %T Some time optimal control problems in non-reflexive Banach spaces %J Commentationes Mathematicae %D 1990 %P 205-219 %V 30 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.14708/cm.v30i1.6308/ %R 10.14708/cm.v30i1.6308 %G pl %F 10_14708_cm_v30i1_6308