Bonatsos, Dennis, D. Lenis, D. Petrellis, P. Terziev, and I. Yigitoglu. “γ-Rigid Solution of the Bohr Hamiltonian Compared to the E(5) Critical Point Symmetry”. HNPS Advances in Nuclear Physics 14 (December 5, 2019): 71–76. Accessed May 2, 2024. https://eproceedings.epublishing.ekt.gr/index.php/hnps/article/view/2251.