Sadarman, A. Irawan, C. Hidayat, Elfawati, M. M. Sholikin, R. P. Harahap, R. K. Rusli, et al. “Propolis Supplementation on Broiler Chicken Performances, Nutrient Digestibility, and Carcass Characteristics: A Meta-Analysis”. Tropical Animal Science Journal 44, no. 4 (November 12, 2021): 425–433. Accessed January 12, 2026. https://journal.ipb.ac.id/tasj/article/view/33460.