%0 Journal Article
%A Omidi, Hamed, vakilifard, hamedreza
%T Determining optimal portfolio using fuzzy goal programing based on black hole and hybrid algorithms, considering investors preferences
%J Financial Engineering and Portfolio Management
%V 10
%N 41
%P 26-46
%D 2019
%R 
%U https://sanad.iau.ir/fa/Article/1079286