BONATSOS, D.; LENIS, D.; PETRELLIS, D.; TERZIEV, P. A.; YIYITOGLOU, I. X(3): an exactly separable γ-rigid version of the X(5) critical point symmetry. HNPS Advances in Nuclear Physics, [S. l.], v. 15, p. 157–164, 2020. DOI: 10.12681/hnps.2633. Disponível em: https://eproceedings.epublishing.ekt.gr/index.php/hnps/article/view/2633. Acesso em: 6 may. 2024.