R. Bhalekar, M., Harinarayana, D., R. Madgulkar, A., J. Pandya, S., & K. Jain, D. (2010). Improvement of Photostability in Formulation: A Review. Asian Journal of Chemistry, 20(7), 5095–5108. Retrieved from https://asianpubs.org/index.php/ajchem/article/view/12939