TY - JOUR A1 - et The EHT Collaboration al. AU - BT - ApJL LA - eng PY - 2019 EP - 5 T1 - First M87 Event Horizon Telescope Results. V. Physical Origin of the Asymmetric Ring T2 - ApJL TI - First M87 Event Horizon Telescope Results. V. Physical Origin of the Asymmetric Ring UR - https://iopscience.iop.org/article/10.3847/2041-8213/ab0f43 VL - 875 Y1 - 2019 ER -