@article{
  author = {Pourbabagol, Hamzeh, Nayyeri, Mohammad hossin},
  title = {Application of factor analysis in fuzzy DEA model combined with Markowitz's model portfolio to determine the most efficient companies in the Tehran Stock Exchange},
  journal = {Financial Knowledge of Securities Analysis},
  year = {2014},
  volume = {7},
  issue = {24},
  pages = {117-145},
  doi = {},
  url = {https://sanad.iau.ir/fa/Article/803423}
}