@article{
  author = {Sohrabi-Molayosefi, معصومه, Hoseini, افسانه},
  title = {Plant megafossil systematic studies from Shemshak Formation
of Abyek area, Gazvin},
  journal = {},
  year = {2009},
  volume = {3},
  number = {2},
  pages = {31-38},
  doi = {}
}