Arumsari, A., S. Mukodiningsih, and W. Widiyanto. “Analysis of Flavonoids and Saponins of Contents in the Ration of Sheep Added With Multinutrient Block With Different Level of Papaya Leaves Flour”. Jurnal Sain Peternakan Indonesia, vol. 16, no. 3, Sept. 2021, pp. 245-50, doi:10.31186/jspi.id.16.3.245-250.