%0 Journal Article %A Tatiana Gruzdeva %A Rentsen Enkhbat %A Natsagdorj Tungalag %T Fractional Programming Approach to a Cost Minimization Problem in Electricity Market %J Yugoslav journal of operations research %D 2019 %P 43 %V 29 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/YJOR_2019_29_1_a2/ %G en %F YJOR_2019_29_1_a2