%0 Journal Article %A Cernea, Aurelian %T On the existence of viable solutions for a class of second order differential inclusions %J Discussiones Mathematicae. Differential Inclusions, Control and Optimization %D 2002 %P 67-78 %V 22 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DMDICO_2002_22_1_a3/ %G en %F DMDICO_2002_22_1_a3