@article{
  author = {Mirkarimi, Seyedhamed, Saeidi, Sahar, Saeidi, Sepideh},
  title = {Principles and Concepts to Achieve Successful Ecotourism},
  journal = {Human & Environment},
  year = {2016},
  volume = {14},
  number = {2},
  pages = {13-23},
  doi = {}
}