Study of Variations in Calibration Factor of a Charcoal Canister Based Passive 222Rn Detector with Relative Humidity. PEARL Multidisciplinary Journal, [S. l.], v. 4, n. 2, p. 3–12, 2018. Disponível em: https://journal.spcputtur.ac.in/index.php/pearl/article/view/157. Acesso em: 29 apr. 2026.