Rojas, J., C. LondoÑo, and Y. Ciro. “THE HEALTH BENEFITS OF NATURAL SKIN UVA PHOTOPROTECTIVE COMPOUNDS FOUND IN BOTANICAL SOURCES”. International Journal of Pharmacy and Pharmaceutical Sciences, vol. 8, no. 3, Mar. 2016, pp. 13-23, https://journals.innovareacademics.in/index.php/ijpps/article/view/10025.