AL-DULAIMI, Q. Studying the effect of the geometric shapes of the screen and the projection devices (Computers) in Amount of radiation change. Journal of Education and Science (JES), [S. l.], v. 19, n. 3, p. 127–142, 2007. DOI: 10.33899/edusj.2007.51328. Disponível em: https://ojs.uomosul.edu.iq/index.php/edusj/article/view/23163. Acesso em: 6 aug. 2025.