L.R.SAIKIA, and SRISTISRI UPADHYAYA. “Antioxidant Activity, Phenol And Flavonoid Content Of Some Less Known Medicinal Plants Of Assam”. International Journal of Pharma and Bio Sciences, vol. 2, no. 2`, Mar. 2011, pp. 383-8, https://ijpbs.net/index.php/journal/article/view/786.