@article{
  author = {Rostamy-Malkhalifeh, Mohsen},
  title = {Imprecise Revenue Efficiency under Productivity Change},
  journal = {Theory of Approximation and Applications},
  year = {2021},
  volume = {15},
  issue = {2},
  pages = {29-41},
  doi = {},
  url = {https://sanad.iau.ir/fa/Article/909788}
}