Komossa, S. High Energy Astrophysics, MPI for Extraterrestrial Physics, Max Planck Society;
Xu, D., & Komossa, S. (2009). Narrow double-peaked emission lines of SDSS J131642.90+175332.5: signature of a single or a binary AGN in a merger, jet-cloud interaction, or unusual narrow-line region geometry. The Astrophysical Journal Letters, 705(1), L20-L24. doi:10.1088/0004-637X/705/1/L20.