MIKHAILOV, A. Determination of supermassive black hole spins in active galactic nuclei. Acta Astrophysica Taurica, [S. l.], v. 3, n. 1, p. 44–47, 2022. DOI: 10.31059/aat.vol3.iss1.pp44-47. Disponível em: https://astrophysicatauricum.org/index.php/aat/article/view/37. Acesso em: 5 may. 2024.