TY - JOUR AU - Iliev, Valentin Vankov TI - On a generalization of Markowitz preference relation JO - Serdica Mathematical Journal PY - 2017 SP - 211 EP - 220 VL - 43 IS - 3-4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SMJ2_2017_43_3-4_a0/ LA - en ID - SMJ2_2017_43_3-4_a0 ER -