Eigen function Expansion Method for Solving One-Group Neutron Diffusion Equation. Journal of International Academy of Physical Sciences, [S. l.], v. 16, n. 2, p. 163–170, 2012. Disponível em: http://www.iaps.org.in/journal/index.php/journaliaps/article/view/403. Acesso em: 23 oct. 2026.