«Instrumental Neutron Activation Analysis (INAA) As-Sessment of REE of Soil from Mining Site Umuahia, Abia State, South East, Nigeria». Brazilian Journal of Radiation Sciences (BJRS) 12, no. 1 (febrero 28, 2024): e2336. Accedido julio 17, 2025. https://bjrs.org.br/revista/index.php/REVISTA/article/view/2336.