Discovery of the first heavily obscured QSO candidate at z > 6 in a close galaxy pairDOI: info:10.1051/0004-6361/201935924v. 628L6
Vito, F., Brandt, W. N., Bauer, F. E., Gilli, R., Luo, B., Zamorani, G., Calura, F., Comastri, A., Mazzucchelli, C., Mignoli, M., Nanni, R., Shemmer, O., Vignali, C., Brusa, M., Cappelluti, N., Civano, Francesca, and Volonteri, M. 2019. "Discovery of the first heavily obscured QSO candidate at z > 6 in a close galaxy pair." Astronomy and Astrophysics, 628 L6. https://doi.org/10.1051/0004-6361/201935924.