%0 Journal Article
%A et EHT Collaboration al.
%B ApJL
%D 2021
%G eng
%N L13
%P 43
%T First M87 Event Horizon Telescope Results. VIII. Magnetic Field Structure near The Event Horizon
%U https://iopscience.iop.org/article/10.3847/2041-8213/abe4de
%V 910