Olang, Buce Kornelis, I Gusti Ngurah Jelantik, and Tara Tiba Nikolaus. “Pengaruh Level Substitusi Rumput Bothriochloa Pertusa Dengan Kangkung Terhadap PH, Konsentrasi Ammonia Dan VFA Residu Fermentasi In Vitro”. Animal Agricultura 3, no. 2 (October 31, 2025): 1056–1064. Accessed July 3, 2026. https://sdmce.net/animacultura/index.php/journal/article/view/134.