ZAKER, A.; AZZAWI, M. Detection of water vapor and some gases using a semiconductor laser. Journal of Education and Science (JES), [S. l.], v. 19, n. 3, p. 143–155, 2007. DOI: 10.33899/edusj.2007.51329. Disponível em: https://ojs.uomosul.edu.iq/index.php/edusj/article/view/23164. Acesso em: 6 aug. 2025.