@article{
  author = {Mozaffari, M.R.},
  title = {Two-stage network DEA-R based on value efficiency},
  journal = {Journal of New Researches in Mathematics},
  year = {2017},
  volume = {3},
  issue = {2},
  pages = {47-60},
  doi = {},
  url = {https://sanad.iau.ir/fa/Article/798768}
}