Gayatri, A., E. Rohaeti, and I. Batubara. “Gum Benzoin (Styrax Benzoin) As Antibacterial Against Staphylococcus Aureus”. Al-Kimia, Vol. 7, no. 2, Dec. 2019, pp. 208-17, doi:10.24252/al-kimia.v7i2.10581.