Low-lying dipole and quadrupole states - Are they new excitation modes? E. G. Lanza, L. Pellegri, M. V. Andrés, F. Catara and A. Vitturi Eur. Phys. J. A, 55 12 (2019) 235 Published online: 03 December 2019 DOI: 10.1140/epja/i2019-12797-y