Pijitrojana, W. “Lie Algebraic Methods of Light Optics for Lens System Design Used in OTIS Architecture”. Science & Technology Asia 9, no. 2 (November 3, 2015): 48–55. Accessed April 29, 2024. https://ph02.tci-thaijo.org/index.php/SciTechAsia/article/view/41647.