1.
Al-Jibbouri H. Variational Calculation of Lithium-Like Ions from B+2 to N+4 Using β-Type Roothaan–Hartree–Fock Wavefunction. Ukr. J. Phys. [Internet]. 2021 Sep. 13 [cited 2022 Jul. 6];66(8):684. Available from: https://ujp.bitp.kiev.ua/index.php/ujp/article/view/2020240