Jaber Dosh, R., & Shamkhi AL-Khafaji, Q. (2013). Study of Energy and some atomic properties for electronic shells at ground state of three electron systems by analysis Hartree-Fock-Roothaan wavefunction. Journal of Kufa-Physics, 5(1). Retrieved from https://journal.uokufa.edu.iq/index.php/jkp/article/view/7459