On the spectrum of discrete-ordinates neutron transport problems. Brazilian Journal of Radiation Sciences, Rio de Janeiro, Brazil, v. 9, n. 2, 2021. DOI: 10.15392/bjrs.v9i2.1662. Disponível em: https://www.bjrs.org.br/revista/index.php/REVISTA/article/view/1662.. Acesso em: 19 may. 2024.