D. Jaenudin, A. Arif Amin, M. Agus Setiadi, H. Sumarno, and S. Rahayu, “Sustainability Status of Dairy Farms in Bogor District Area, Indonesia”, IJSBAR, vol. 34, no. 2, pp. 34–53, Jun. 2017, Accessed: Sep. 23, 2025. [Online]. Available: https://www.gssrr.org/JournalOfBasicAndApplied/article/view/7600