%0 Journal Article %A Salehi, Mahdi, Lari Dashtbayaz, Mahmoud, Makhmalbaf, Narges %T Minimizing portfolio variance with the limitations of (L) %J Journal of Investment Knowledge %V 6 %N 21 %P 81-96 %D 2017 %R %U https://sanad.iau.ir/fa/Article/843985