%0 Journal Article %A Sofia Adžić %A Otilija Sedlak %T Economic Modelling and Theory of Fuzzy Sets Appliccation in Macroeconomic Planning Within the Process of Transition %J Yugoslav journal of operations research %D 1998 %P 331 %V 8 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/YJOR_1998_8_2_a11/ %G en %F YJOR_1998_8_2_a11