@article{
  author = {Sefidi, Kiomars, Marvi mohajer, Mohammad reza, Etemad, Vahid, Mozandel, Raynhard},
  title = {Canopy gaps properties effect on regeneration of oriental beech (Fagus orientalis Lipsky) in the mixed beech stands},
  journal = {Natural Ecosystems of Iran},
  year = {2014},
  volume = {5},
  number = {2},
  pages = {25-40},
  doi = {}
}