M. Meheretu, Getnet, and Sitotaw E. Gebremeskel. “Designing Anti-Reflection Coatings for Optical Surface”. International Journal of Physical Research 7, no. 1 (May 5, 2019): 20–25. Accessed May 7, 2024. https://www.sciencepubco.com/index.php/IJPR/article/view/28046.