Orlando, E. High Energy Astrophysics, MPI for Extraterrestrial Physics, Max Planck Society;
Strong, A. W. High Energy Astrophysics, MPI for Extraterrestrial Physics, Max Planck Society;
Abdo, A. A., Ackermann, M., Ajello, M., Asano, K., Baldini, L., Ballet, J., et al. (2009). Fermi discovery of gamma-ray emission from NGC 1275. The Astrophysical Journal, 699(1), 31-39. doi:10.1088/0004-637X/699/1/31.