The role of AGN in the colour transformation of galaxies at redshifts z ~ 1DOI: info:10.1111/j.1365-2966.2008.12962.xv. 3852049–2060
Georgakakis, A., Nandra, K., Yan, R., Willner, Steven P., Lotz, J. M., Pierce, C. M., Cooper, M. C., Laird, E. S., Koo, D. C., Barmby, Pauline, Newman, J. A., Primack, J. R., and Coil, A. L. 2008. "The role of AGN in the colour transformation of galaxies at redshifts z ~ 1." Monthly Notices of the Royal Astronomical Society, 385 2049–2060. https://doi.org/10.1111/j.1365-2966.2008.12962.x.