@article{
  author = {Amirteimoori, A. R., Masroori, S., Kordrostami, S.},
  title = {Performance analysis in production processes in the presence of fixed-sum outputs},
  journal = {Journal of New Researches in Mathematics},
  year = {2019},
  volume = {5},
  number = {1},
  pages = {103-114},
  doi = {}
}