Josafat Alexander, I., Surbakti, M., Sirait, G., & Silaban, R. (2026). Antimicrobial Activity Test of Alkaloid Rich Extract from Morinda citrifolia Leaves Against the Growth of Pathogenic Bacteria Staphylococcus aureus and Escherichia coli. EduMatSains : Jurnal Pendidikan, Matematika Dan Sains, 10(4), 222–234. https://doi.org/10.33541/edumatsains.v10i4.8043