E. H. B. Sondakh, J. Kalele, and N. Tuwaidan, “The Use of Water Hyacinth Leaves Supplementation in Ruminant Feed on Methane, Protozoa, VFAs, and Fatty Acids Ruminal Fluid in Vitro”, JAP, vol. 26, no. 2, pp. 125-129, Jul. 2024.