%0 Journal Article %A Ljubomir B. Ciric %T Fixed Point Theorems for Set-Valued Non-Self Mappings on Convex Metric Spaces %J Mathematica balkanica %D 2006 %P 207 %V 20 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/MABA_2006_20_2_a5/ %F MABA_2006_20_2_a5