X-ray properties and obscured fraction of AGN in the J1030 Chandra field Matilde Signorini, Stefano Marchesi, Roberto Gilli, Marcella Brusa, Andrea Comastri, Quirino D’Amato, Kazushi Iwasawa, Giorgio Lanzuisi, Giovanni Mazzolari, Marco Mignoli et al. (6 more) A&A, 676 (2023) A49 Published online: 07 August 2023 DOI: 10.1051/0004-6361/202346364