Georganopoulos, M. Prof. Heinrich J. Völk, Emeriti, MPI for Nuclear Physics, Max Planck Society;
Kirk, J.G. Division Prof. Dr. Werner Hofmann, MPI for Nuclear Physics, Max Planck Society;
Georganopoulos, M., Kirk, J., & Mastichiadis, A. (2001). The Beaming Pattern and Spectrum of Radiation from Inverse Compton Scattering in Blazars. The Astrophysical Journal, 561(1), 111-117.