@article{
  author = {Shahverdi, Reza, Ahmadzadeh, Azam},
  title = {Effect of uncontrollable factors on constant returns-to-scale production technologies},
  journal = {International Journal of Data Envelopment Analysis},
  year = {2016},
  volume = {4},
  issue = {4},
  pages = {1071-1078},
  doi = {},
  url = {https://sanad.iau.ir/fa/Article/826451}
}