Lisnahan, Charles Venirius, et al. “Weight Gain, Feed Consumption, and Feed Efficiency of Kampong Chicken at the Grower Phase Supplemented With Propionic Acid ”. Journal of Tropical Animal Science and Technology, vol. 7, no. 2, June 2025, pp. 44-53, doi:10.32938/jtast.v7i2.9454.