%0 Journal Article %A S. A. Rogonov %A I. S. Soldatenko %A A. A. Shmeleva %T Construction of a quasi-efficient frontier of a set of optimal portfolios under conditions of hybrid uncertainty with allowed short sales %J Nečetkie sistemy i mâgkie vyčisleniâ %D 2022 %P 59-75 %V 17 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/FSSC_2022_17_1_a2/ %G ru %F FSSC_2022_17_1_a2