Kamath, B. R., and S. Kizhedath. “In Vitro Study on Antioxidant Activity of Methanolic Leaf Extract of Cassia Fistula Linn”. International Journal of Basic & Clinical Pharmacology, vol. 7, no. 5, Apr. 2018, pp. 849-53, doi:10.18203/2319-2003.ijbcp20181424.