Situmeang, Boima, Agus Malik Ibrahim, Nurhayati Bialangi, Weny J.A Musa, and Saronom Silaban. 2019. “Antibacterial Activity and Phytochemical Screening of Kesambi (Sapindaceae) Against Eschericia Coli and Staphylococcus Aureus”. Jurnal Pendidikan Kimia 11 (1):14-17. https://doi.org/10.24114/jpkim.v11i1.13078.