AMOUR, Laurent; FAUPIN, Jérémy. The confined hydrogenoid ion in non-relativistic quantum electrodynamics. CUBO, A Mathematical Journal, [S. l.], v. 9, n. 2, p. 103–137, 2007. Disponível em: https://cubo.ufro.cl/index.php/cubo/article/view/1594. Acesso em: 12 oct. 2025.