The Evolving AGN Duty Cycle in Galaxies Since z ∼ 3 as Encoded in the X-Ray Luminosity Function
I. Delvecchio, E. Daddi, J. Aird, J.~R. Mullaney, E. Bernhard, L.~P. Grimmett, R. Carraro, A. Cimatti, G. Zamorani, N. Caplar, F. Vito, D. Elbaz, G. Rodighiero
March 2020