Astronomy & astrophysics, 2022 [Peer Reviewed Journal] Astronomy & Astrophysics, 666:A21 R. Schlichenmaier Astronomy and Astrophysics Astronomy and Astrophysics-A&A Astronomy and Astrophysics-A&A, 2022, 666, ⟨10.1051/0004-6361/202243867⟩ European Solar Telescope 2022, ' The European Solar Telescope ', Astronomy and Astrophysics, vol. 666, A21 . https://doi.org/10.1051/0004-6361/202243867