@article{
  author = {Mojarad Ashena Abad, Mehran, Rohani, Ali Reza},
  title = {Soil Erosion; Challenges, Costs and its Conservation Benefits},
  journal = {Human & Environment},
  year = {2010},
  volume = {8},
  number = {25},
  pages = {47-57},
  doi = {}
}