Binti Zaaba, N. A. A., G. R. Gayathri, and V. P. V. Vishnu Priya. “IN VITRO FREE RADICAL SCAVENGING ACTIVITY OF TEA TREE OIL AND CLOVE OIL”. Asian Journal of Pharmaceutical and Clinical Research, vol. 9, no. 7, Aug. 2016, pp. 179-83, https://journals.innovareacademics.in/index.php/ajpcr/article/view/12838.