Probing the dynamical and kinematical structures of detached shells around AGB starsM. Maercker, E. De Beck, T. Khouri, W. H. T. Vlemmings, J. Gustafsson, H. Olofsson, D. Tafoya, F. Kerschbaum and M. LindqvistA&A, 687 (2024) A112DOI: https://doi.org/10.1051/0004-6361/202449643