Prabowo, Agung, Subiharta Subiharta, Pita Sudrajad, Iswanto Iswanto, Sularno Sularno, and Budi Utomo. “The Effect of Supplementary Feeding on the Reproductive Performance of Beef Cows in Supporting the Siwab Program”. Bantara Journal of Animal Science 3, no. 1 (June 18, 2021): 37–44. Accessed May 8, 2024. http://journal.univetbantara.ac.id/index.php/bjas/article/view/1312.