Liji, *K.O., and C. Vasudevan. “COMPARATIVE PHARMACOGNOSTIC AND PHYTOCHEMICAL STUDIES OF OCIMUM TENUIFLORUM L. AND ITS SUBSTITUTE VITEX NEGUNDO L.”. International Journal of Ayurveda and Pharma Research, Vol. 5, no. 7, Aug. 2017, http://ijaprs.com/index.php/ijapr/article/view/713.