Dereje Shibru. “Review On: Effect of Using Recombinant Bovine Somatotropin (RBST) Hormone on Dairy Cattle Production”. Global Journal of Science Frontier Research 16, no. D7 (May 15, 2016): 19–30. Accessed May 8, 2024. https://journalofscience.org/index.php/GJSFR/article/view/1841.