@article{
  author = {Mehdi Nasab, Mehdi, Naserzade, Mohammad Hossein},
  title = {Spatial Analysis of Ecotourism Activity of Climbing  (Case Study: Oshtorankuh of Lorestan)},
  journal = {Journal of Geography and Environmental  Studies},
  year = {2015},
  volume = {4},
  number = {14},
  pages = {117-132},
  doi = {}
}