Akiyama, Kazunori, Alberdi, Antxon, Alef, Walter, Algaba, Juan Carlos, Anantua, Richard, Asada, Keiichi, Azulay, Rebecca, Bach, Uwe, Baczko, Anne-Kathrin et al (2024) The persistent shadow of the supermassive black hole of M 87. Astronomy & Astrophysics, 681 . ISSN 0004-6361