ملحم ج. .; شويكاني ر. .; ملوك ه. . Determination the Natural Radioactivity in some Building Materials. Tishreen University Journal -Basic Sciences Series, [S. l.], v. 42, n. 6, 2021. Disponível em: https://journal.tishreen.edu.sy/index.php/bassnc/article/view/10320. Acesso em: 13 may. 2024.