Evaluation of Radioactivity Levels in the Federal University Otuoke Laboratories, Bayelsa State, Nigeria. Communication In Physical Sciences, [S. l.], v. 12, n. 6, p. 1949–1960, 2025. Disponível em: https://journalcps.com/index.php/volumes/article/view/687. Acesso em: 15 jun. 2026.