Zainol, S., Said, S., Abidin, Z., Azizan, N., Majid, F., & Jantan, I. (2017). Synergistic Benefit of Eugenia Caryophyllata L. and Cinnamomum Zeylanicum Blume Essential Oils against Oral Pathogenic Bacteria. Chemical Engineering Transactions, 56, 1429-1434. https://doi.org/10.3303/CET1756239