Q0906+6930: The Highest-Redshift Blazar (2004)
Romani, Roger W., Sowards-Emmerd, David, Greenhill, Lincoln, Michelson, Peter
We report the discovery of a radio-loud flat-spectrum QSO at z=5.47 with properties similar to those of the EGRET gamma-ray blazars. This source is the brightest radio QSO at z>5, with a pc-scale...
Thesis (M.A.)--University of Wyoming, 1958.