@article{
  author = {Moladoost, Kiyumars, Samani Ghotbabadi, Sahar, Zakerian, Alireza},
  title = {Identifying and Prioriting of the Problems of Polotourism in Iran},
  journal = {Geographical Journal of Tourism Space},
  year = {2017},
  volume = {6},
  number = {22},
  pages = {109-126},
  doi = {}
}