| Title | Our supermassive black hole rivaled the Sun in the ancient X-ray sky |
| Publication Type | Journal Article |
| Year of Publication | 2019 |
| Authors | Amaro-Seoane, P, Chen, X |
| Journal | \jcap |
| Volume | 2019 |
| Pagination | 056 |
| Date Published | Dec |
| Keywords | Astrophysics - Cosmology and Nongalactic Astrophysics, Astrophysics - High Energy Astrophysical Phenomena, General Relativity and Quantum Cosmology |
| DOI | 10.1088/1475-7516/2019/12/056 |