TY - JOUR AU - S. A. Rogonov AU - I. S. Soldatenko AU - A. A. Shmeleva TI - Construction of a quasi-efficient frontier of a set of optimal portfolios under conditions of hybrid uncertainty with allowed short sales JO - Nečetkie sistemy i mâgkie vyčisleniâ PY - 2022 SP - 59 EP - 75 VL - 17 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FSSC_2022_17_1_a2/ LA - ru ID - FSSC_2022_17_1_a2 ER -