«Natural Radionuclide and 137Cs Activity Concentration in Soils of the Brazilian State of Sergipe and Their Correlation With Environmental Characteristics». Brazilian Journal of Radiation Sciences (BJRS) 12, no. 3 (septiembre 30, 2024): e2525. Accedido julio 18, 2025. https://bjrs.org.br/revista/index.php/REVISTA/article/view/2525.