1. Directly comparing GW150914 with numerical solutions of Einstein’s equations for binary black hole coalescence;Abbott;Phys. Rev. Lett.,2016
2. R. Abbott, et al. GWTC-3: Compact binary coalescences observed by LIGO and virgo during the second part of the third observing run, arXiv:2111.03606 [gr-qc].
3. First M87 event horizon telescope results. V. Physical origin of the asymmetric ring;Akiyama;Astrophys. J. Lett.,2019
4. Event horizon telescope;Akiyama;Astrophys. J. Lett.,2022
5. Gravitational condensate stars: An alternative to black holes;Mazur;Universe,2023