AL-JIBBOURI, H. Variational Calculation of Lithium-Like Ions from B+2 to N+4 Using β-Type Roothaan–Hartree–Fock Wavefunction. Ukrainian Journal of Physics, [S. l.], v. 66, n. 8, p. 684, 2021. DOI: 10.15407/ujpe66.8.684. Disponível em: https://ujp.bitp.kiev.ua/index.php/ujp/article/view/2020240. Acesso em: 6 jul. 2022.