@article{
  author = {Rahmani Parchikolaei, Bijan, HosseinzadehLotfi, Farshad},
  title = {Evaluating the performance of OECD countries in the Covid-19 epidemic by network data envelopment analysis},
  journal = {International Journal of Data Envelopment Analysis},
  year = {2021},
  volume = {9},
  issue = {4},
  pages = {31-42},
  doi = {10.30495/ijdea.2022.68957.1174},
  url = {https://sanad.iau.ir/fa/Article/826319}
}