@article{
  author = {Masoudian, nahid, fallahian, fatholah, nejadsattari, taher, mattaji, asadolah, khavarinejad, ramezanali},
  title = {Epilithic diatoms as indicators of water quality in the Tajan river, Mazandaran province, Iran},
  journal = {Iranian Journal of Biological Sciences},
  year = {2009},
  volume = {4},
  number = {2},
  pages = {57-66},
  doi = {}
}