Voges, Wolfgang High Energy Astrophysics, MPI for Extraterrestrial Physics, Max Planck Society;
Zuther, J., Eckart, A., Straubmeier, C., & Voges, W. (2004). A sample of X-ray active extragalactic sources suitable for NIR adaptive optics observations. In G. T., Richards, & P. B., Hall (Eds.), AGN Physics with the Sloan Digital Sky Survey (pp. 325-328). San Francisco: Astronomical Society of the Pacific.
