Sarıbay, M.K., Köse, A.M.,  & Yılmaz, M.A. (2018). The use of GnRH and Gonadotropins (LH, hCG, PMSG) in the Treatment of Repeat Breeder Cows. <i>Livestock Studies</i>, <i>58</i>,  034-041. http://doi.org/