Räth, C. Theory and Complex Plasmas, MPI for Extraterrestrial Physics, Max Planck Society;
Gliozzi, M., Papadakis, I. E., & Räth, C. (2006). Correlated spectral and temporal changes in 3C 390.3: A new link between AGN and galactic black hole binaries? Astronomy & Astrophysics, 449(3), 969-983. doi:10.1051/0004-6361:20041307.