A.B. HASSAN. Studying of Triangle Spread Function for Optical System includes Square Aperture and Compare with Circular Aperture ,. Ibn AL-Haitham Journal For Pure and Applied Sciences, Baghdad, Iraq., v. 18, n. 4, 2005. DOI: 10.30526/18.4.4396. Disponível em: https://jih.uobaghdad.edu.iq/index.php/j/article/view/4396. Acesso em: 8 jan. 2026.