Revealing the structure of the lensed quasar Q 0957+561: II. Supermassive black hole mass via gravitational redshift
- Fian, C.
- Mediavilla, E.
- Jiménez-Vicente, J.
- Motta, V.
- Muñoz, J.A.
- Chelouche, D.
- Hanslmeier, A.
Journal:
Astronomy and Astrophysics
ISSN: 1432-0746, 0004-6361
Year of publication: 2022
Volume: 667
Type: Article