Bonatsos, D., A. Martinou, I. E. Assimakis, S. K. Peroulis, S. Sarantopoulou, and N. Minkov. “Shell Model Foundations of the Proxy-SU(3) Symmetry: Nucleon Pairs Creating Nuclear Deformation”. HNPS Advances in Nuclear Physics, vol. 28, Oct. 2022, pp. 9-13, doi:10.12681/hnps.3538.