@article{
  author = {tavakoli kejani, hossein, Estelaji, ALI, ranjbar, mohsen},
  title = {Assessing changes in urban and rural links in the region's sustainable development system (a case study of the city of Rey and the sphere of influence)},
  journal = {Geography},
  year = {2020},
  volume = {17},
  number = {63},
  pages = {0-0},
  doi = {}
}