Islami, D., V. Utama, D. Mayasari, and Y. Hendrika. “Antibacterial Activity Test of Ethanol Extract of Mangkokan Leaves (Polyscias Scutallarium (Burm.F.) Fosberg) Against Escherichia Coli and Staphylococcus Aureus”. JPK : Jurnal Proteksi Kesehatan, Vol. 10, no. 2, Jan. 2022, pp. 101-6, doi:10.36929/jpk.v10i2.374.