Citation:et al., The EHT Collaboration. “First M87 Event Horizon Telescope Results. IV. Imaging the Central Supermassive Black Hole.” The Astrophysical Journal Letters 875 (2019): 4.Download CitationBibTex Tagged XML Download the_event_horizon_telescope_collaboration_2019_apjl_875_l4.pdf20.32 MB Publisher's VersionLast updated on 03/15/2024