@article{ author = {Yousefzade, Hamid Reza, Karrabi, Amin, Heydari, Aghileh}, title = {A new two-phase approach to the portfolio optimization problem based on the prediction of stock price trends}, journal = {Advances in Mathematical Finance and Applications}, year = {2022}, volume = {7}, number = {4}, pages = {849-865}, doi = {10.22034/amfa.2021.1937022.1622} }