Kotsos, B. A., and M. E. Grypeos. “Particle Number Dependence of Size and Energy Quantities in Sodium Clusters”. HNPS Advances in Nuclear Physics 5 (February 19, 2020): 57–89. Accessed July 22, 2024. https://eproceedings.epublishing.ekt.gr/index.php/hnps/article/view/2894.