Durairaj, B. ., and A. . Dorai. “Free Radical Scavenging Potential of Nelumbo Nucifera Gaertn Flowers (White and Pink)”. International Journal of Natural Sciences Research, vol. 2, no. 8, Aug. 2014, pp. 133-46, https://archive.conscientiabeam.com/index.php/63/article/view/2325.