SULLIVAN, Claire; SALLABANK, Jonathan; FODEN, Alex; HIGGINS, Adam. A4_7 Supermassive (Interstellar) Black Hole. Physics Special Topics, [S. l.], v. 13, n. 1, 2014. Disponível em: https://journals.le.ac.uk/index.php/pst/article/view/2239. Acesso em: 26 nov. 2024.