“The Multi-Configuration Dirac-Hartree-Fock Calculations for Cs VII”. Journal of Atomic, Molecular, Condensed Matter and Nano Physics 7, no. 1 (April 30, 2020): 35–40. Accessed May 20, 2026. https://rgnpublications.com/journals/index.php/jamcnp/article/view/1364.