Large-scale stellar age-velocity spiral pattern in NGC 4030 Iris Breda, Glenn van de Ven, Sabine Thater, Jesus Falcón-Barroso, Prashin Jethwa, Dimitri A. Gadotti, Masato Onodera, Ismael Pessa, Joop Schaye, Gerhard Hensler et al. (4 more) A&A, 692 (2024) L10 Published online: 17 December 2024 DOI: 10.1051/0004-6361/202452595