High-resolution observations of gas and dust around Mira using ALMA and SPHERE/ZIMPOL T. Khouri, W. H. T. Vlemmings, H. Olofsson, C. Ginski, E. De Beck, M. Maercker and S. Ramstedt A&A, 620 (2018) A75 Published online: 29 November 2018 DOI: 10.1051/0004-6361/201833643