@article{
  author = {Khoshalhan, Vahid, hoseinzadeh dalir, karim, nazmfar, hosein},
  title = {Ways to Develop Sustainable Tourism Industry in Tabriz Based on Regional Components},
  journal = {Geographical Journal of Tourism Space},
  year = {2020},
  volume = {9},
  number = {35},
  pages = {1-16},
  doi = {}
}