@article{
  author = {yadollahzadeh tabari, naserali, khoshabi, seyedeh zahra},
  title = {Total Factor Productivity of Khosh Noosh Beverage Company},
  journal = {Economic  Modeling},
  year = {2011},
  volume = {5},
  number = {14},
  pages = {131-146},
  doi = {}
}