herman herman, F. Setyawan, A. Dhafin, and F. Prasetyawan, “Phytochemical Screening and Antibacterial Activity of Ethyl Acetate, n-Hexane, and Aqueous Fractions of White Teak (Tectona grandis Linn. f.) Leaves against Escherichia coli”, medfarm, vol. 14, no. 2, pp. 614-622, Jan. 2026.