Bakhtari, A., H. R. Rahmani, M. A. Edriss, and B. E. Sayed-Tabatabaei. “Association of Bovine Insulin-Like Growth Factor-I Receptor Polymorphism Gene With Milk Production Traits in Iranian Najdi and Holstein Dairy Cows”. Cuban Journal of Agricultural Science, vol. 44, no. 4, Nov. 2010, https://cjascience.com/index.php/CJAS/article/view/196.