@article{
  author = {Pakdaman, N., Najafi, B.},
  title = {Application of Decisive and Fuzzy Mathematical
Programming in Cropping Pattern: A Case Study in Nilab
Palin in Isfahan Province},
  journal = {Agricultural Economics Research},
  year = {2009},
  volume = {1},
  number = {2},
  pages = {121-139},
  doi = {}
}