@article{paperid:1057789, author = {انسیه حاجی نژاد and Effati, Sohrab and Ghanbari, Reza}, title = {Mixed Tabu machine for portfolio optimization problem}, journal = {International Journal of Computer Mathematics}, year = {2017}, volume = {94}, number = {6}, month = {June}, issn = {0020-7160}, pages = {1089--1107}, numpages = {18}, keywords = {Tabu Machine; Hopfield network; Portfolio optimization problem}, }