@article{
  author = {Ahmadkhany, R., Ariapour, A., Ahmadi, A., Ahmadkhany, Y.},
  title = {Relationship between the elements in plant Galium verum and soil characteristics (Case example: Martyrs Valley, West Azarbaijan province)},
  journal = {Journal of Plant Ecophysiology},
  year = {2011},
  volume = {3},
  number = {9},
  pages = {17-28},
  doi = {}
}