KHURSHID, A.; ZIA KHAN. Calculate the Ground State Energy of Hydro Helium Cation (2+) (He++H). American Scientific Research Journal for Engineering, Technology, and Sciences, [S. l.], v. 87, n. 1, p. 32–38, 2022. Disponível em: https://asrjetsjournal.org/index.php/American_Scientific_Journal/article/view/7553. Acesso em: 3 may. 2024.