N. AZIZ, H.; هناء. Determination of radon concentrations in a number of materials used in the field of dentistry. Journal of Education and Science (JES), [S. l.], v. 22, n. 3, p. 82–91, 2009. DOI: 10.33899/edusj.2009.57782. Disponível em: https://rjps.uomosul.edu.iq/index.php/edusj/article/view/18191. Acesso em: 4 aug. 2025.