Detection of the Fe K lines from the binary AGN in 4C+37.11 Santanu Mondal, Mousumi Das, Khatun Rubinur, Karishma Bansal, Aniket Nath and Greg B. Taylor A&A, 691 (2024) A279 Published online: 19 November 2024 DOI: 10.1051/0004-6361/202450616