HASSAN, A. B.; ALI, H. M. Studying of Optical System Includes Elliptical Aperture Point Spread Function. Ibn AL-Haitham Journal For Pure and Applied Sciences, Baghdad, Iraq., v. 22, n. 4, p. 71–77, 2017. Disponível em: https://jih.uobaghdad.edu.iq/index.php/j/article/view/1044. Acesso em: 29 mar. 2025.