Nging, M. T., and I. Sakho. “Single Photoionization Study of Br\(^{3+}\) via the Screening Constant by Unit Nuclear Charge Method”. Journal of Atomic, Molecular, Condensed Matter and Nano Physics 6, no. 3 (December 31, 2019): 131–141. Accessed May 2, 2024. https://www.rgnpublications.com/journals/index.php/jamcnp/article/view/1302.