Muktiani, A. et al. 2024. Supplementation of Zinc Palm Oil Soap Improves Feed Fermentability and Unsaturated Fatty Acid Profile in Rumen Liquid. Tropical Animal Science Journal. 47, 3 (Aug. 2024), 371–380. DOI:https://doi.org/10.5398/tasj.2024.47.3.371.