Efficiency stability of HPGe detectors under distinct count rates. Brazilian Journal of Radiation Sciences, Rio de Janeiro, Brazil, v. 9, n. 1A, 2021. DOI: 10.15392/bjrs.v9i1A.1410. Disponível em: https://bjrs.org.br/revista/index.php/REVISTA/article/view/1410.. Acesso em: 22 jul. 2024.