21 citations · 21 across the 1 of their papers we have counts for
1 paper
Monica Young, Martin Elvis, Guido Risaliti
We have cross-correlated the SDSS DR3 Schneider et al. (2005) quasar catalog with the XMM-Newton archive. Color and redshift selections (g - r > 0.5 and 0.9 z < 2.1) result in a sa…