Maslakha, Hilwan Yuda Teruna, and Rudi Hendra, “ANTIBACTERIAL ACTIVITY TEST OF METHANOL EXTRACT OF PULAI BASUNG STEM BARK (Alstonia spatulata) AGAINST Escherichia coli AND Staphylococcus aureus”, JPFI, vol. 14, no. 1, pp. 10–15, Jun. 2025.