The chemical evolution of the dwarf spheroidal galaxy Sextans R. Theler, P. Jablonka, R. Lucchesi, C. Lardo, P. North, M. Irwin, G. Battaglia, V. Hill, E. Tolstoy, K. Venn et al. (4 more) A&A, 642 (2020) A176 Published online: 15 October 2020 DOI: 10.1051/0004-6361/201937146