Kartono, A. and Winata, T. (2016) “Convergent Energy States and Wave Functions of Helium Atom in an L2 Basis”, Indonesian Journal of Physics, 13(1), pp. 1-4. Available at: https://ijphysics.fi.itb.ac.id/index.php/ijp/article/view/25 (Accessed: 24November2024).