Designing Cassegrain Telescope System with Best Obscuration Ratio of Secondary Mirror. Iraqi Journal of Science, [S. l.], v. 64, n. 12, p. 6638–6647, 2023. DOI: 10.24996/ijs.2023.64.12.42. Disponível em: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/10688.. Acesso em: 17 apr. 2025.