R, S., C. C. Kanakam, and N. G. “IN VITRO ANTIOXIDANT ACTIVITY OF DIFFERENT SUBSTITUTED BENZILIC ACID USING 2,2-DIPHENYL-1-PICRYL HYDRAZYL RADICAL, ABTS ASSAY METHOD”. Asian Journal of Pharmaceutical and Clinical Research, vol. 9, no. 3, May 2016, pp. 127-30, https://journals.innovareacademics.in/index.php/ajpcr/article/view/10595.