@article{
  author = {Amiri, Maghsoud, Heidary, Mohammad Saeed},
  title = {Provide a robust planning model Possibility to select a stock portfolio based on Sharp ratio},
  journal = {Financial Knowledge of Securities Analysis},
  year = {2020},
  volume = {13},
  number = {47},
  pages = {1-16},
  doi = {}
}