@article{
  author = {Izadi Nia, Jafar, BakhBakhshian, Hossin},
  title = {Use of spectroscopic manner GC and GC/MS for chemical composition of the essential oil pulicaria   gnaphalodes  (Vent) BOISS. From Iran},
  journal = {},
  year = {2019},
  volume = {8},
  number = {28},
  pages = {33-43},
  doi = {}
}