@article{
  author = {fallahi, elahe, azadi, siamak},
  title = {ranking of tourism development strategies of Kermanshah province using SWOT matrix and Fuzzy Dea data envelopment analysis.},
  journal = {Geographical Journal of Tourism Space},
  year = {2019},
  volume = {8},
  number = {31},
  pages = {73-88},
  doi = {}
}