8. Frohnmeyer, H., & Staiger, D. (2003). Ultraviolet-B radiation-mediated responses in plants. Balancing damage and protection. Plant physiology, 133(4), 1420-1428. https://doi.org/10.1104/pp.103.030049
9. Lee, K. O., Kim, S. N., & Kim, Y. C. (2014). Anti-wrinkle effects of water extracts of teas in hairless mouse. Toxicological research, 30, 283-289. https://doi.org/10.5487/TR.2014.30A283
10. Li, Y. H., Wu, Y., Wei, H. C., Xu, Y. Y., Jia, L. L., Chen, J.,... & Chen, H. D. (2009). Protective effects of green tea extracts on photoaging and photommunosuppression. Skin Research and Technology, 15(3), 338-345. https://doi.Org/10.1111/j.1600-0846.2009.00370.x
11. Wolf, R. (2001). A glance into the crystal ball: Winners and losers in cosmetics. Clinics in dermatology, 19(4), 516-523. https://doi.org/10.1016/S0738-081X(01)00185-7