@article{
  author = {Hassanpour, Behrooz, Karami, Aiatollah},
  title = {Sources of Productivity Growth in Cereals Cultivation in Selected Provinces in Iran: Improving Farm Management or Technological Progress?},
  journal = {Agricultural Economics Research},
  year = {2022},
  volume = {14},
  number = {2},
  pages = {84-65},
  doi = {10.30495/jae.2022.25024.2170}
}