Marulli, F., Bonoli, S., Branchini, E., Gilli, R., Moscardini, L., & Springel, V. (2009). The spatial distribution of X-ray selected AGN in the Chandra deep fields: a theoretical perspective. Monthly Notices of the Royal Astronomical Society, 396(3), 1404-1414. doi:10.1111/j.1365-2966.2009.14851.x.