“The Effect of Salam Leaves (Eugenia polyantha) Addition in The Salted Making of Commercial Layer Chicken to The Yolk Index, Albumen Index, and The Weight Decrease of egg”, ANGON : J. Anim. Sci. Tech., vol. 1, no. 2, pp. 178–183, Mar. 2020, doi: 10.20884/1.angon.2019.1.2.p178-183.