TY - JOUR A1 - et M. Johnson al. AU - BT - Science Advances IS - 12 LA - eng PY - 2020 EP - eaaz1310 T1 - Universal interferometric signatures of a black hole's photon ring T2 - Science Advances TI - Universal interferometric signatures of a black hole's photon ring UR - https://ui.adsabs.harvard.edu/abs/2020SciA....6.1310J/abstract VL - 6 Y1 - 2020 ER -