ALGHAMDI, M. A. M. Relationship between Grain Size Distribution and Radon Content in Surficial Sediments of Wadi Arar, Saudi Arabia. Engineering, Technology & Applied Science Research, Greece, v. 8, n. 1, p. 2447–2451, 2018. DOI: 10.48084/etasr.1698. Disponível em: https://etasr.com/index.php/ETASR/article/view/1698. Acesso em: 17 jan. 2022.