@article{
  author = {Moghaddam, G.H., Olfati, A., Daghigh Kia, H., Rafat, S.A.},
  title = {Study of Reproductive Performance of Crossbred Ewes Treated with GnRH and PMSG during Breeding Season},
  journal = {Iranian Journal of Applied Animal Science},
  year = {2012},
  volume = {2},
  number = {4},
  pages = {351-356},
  doi = {}
}