@article{
  author = {knarrodi, ghorban ali},
  title = {Mongols taxation and its effect on Collapse of cities in Iran.},
  journal = {Journal of History},
  year = {2008},
  volume = {4},
  issue = {12},
  pages = {1-30},
  doi = {},
  url = {https://sanad.iau.ir/fa/Article/942637}
}