ELGEMATY, H. . Beta Counting and Spectroscopy. مجلة العلوم الإنسانية والتطبيقية, [S. l.], v. 5, n. 9, p. 153–164, 2020. Disponível em: https://khsj.elmergib.edu.ly/index.php/jhas/article/view/363. Acesso em: 3 2024.