TY - JOUR T1 - Upper semicontinuous differential inclusions without convexity JF - Proc. Amer. Math. Soc. 106 (1989), no. 3, 771-775 Y1 - 1989 A1 - Alberto Bressan A1 - Arrigo Cellina A1 - Giovanni Colombo PB - SISSA Library UR - http://hdl.handle.net/1963/670 U1 - 3256 U2 - Mathematics U3 - Functional Analysis and Applications ER -