Murzakulov, G., Nurguzhin, M., Albazarov, B., & Zhumazhanov, B. (2013). Modern methods of design and analysis of optical systems on example of the off-axis catadioptric system. Recent Contributions to Physics, 2013(1), 95–100. Retrieved from https://bph.kaznu.kz/index.php/zhuzhu/article/view/739