%0 Journal Article %A Hadžić Olga %T On common fixed point theorems in 2-metric spaces %J Novi Sad Journal of Mathematics %D 1982 %P 7-18 %V 12 %I mathdoc %U http://geodesic.mathdoc.fr/item/NSJOM_1982_12_Nonea_1/ %F NSJOM_1982_12_Nonea_1