EREMKO, A.; BRIZHIK, L.; LOKTEV, V. To the Theory of the Lamb Shift in the Relativistic Hydrogen Atom. Ukrainian Journal of Physics, [S. l.], v. 69, n. 8, p. 537, 2024. DOI: 10.15407/ujpe69.8.537. Disponível em: https://ujp.bitp.kiev.ua/index.php/ujp/article/view/2023402. Acesso em: 27 sep. 2024.