S. D. Cahyani, N. R. Amalia, A. H. Achmad, M. Hilmi, and D. Triasih, “Alternative Organic Liquid Fertilizer from Meatball Water Decoction with Banana Humps Activator”, Jurnal Sain Peternakan Indonesia, vol. 14, no. 4, pp. 345–350, Dec. 2019.