Uncertainty evaluation in activity measurements with HPGe using two relative methods. Brazilian Journal of Radiation Sciences, Rio de Janeiro, Brazil, v. 10, n. 4, p. 1–13, 2022. DOI: 10.15392/2319-0612.2022.2070. Disponível em: https://bjrs.org.br/revista/index.php/REVISTA/article/view/2070. Acesso em: 17 jul. 2025.