The adjoint transport problem applied to estimate neutral particle leakage in the discrete ordinates formulations. Brazilian Journal of Radiation Sciences, Rio de Janeiro, Brazil, v. 10, n. 3A (Suppl.), 2022. DOI: 10.15392/2319-0612.2022.1850. Disponível em: https://www.bjrs.org.br/revista/index.php/REVISTA/article/view/1850. Acesso em: 21 may. 2025.