Georgakakis, A. High Energy Astrophysics, MPI for Extraterrestrial Physics, Max Planck Society;
Ranalli, P., Georgantopoulos, I., Corral, A., Koutoulidis, L., Rovilos, M., Carrera, F. J., et al. (2015). The XMM-Newton survey in the H-ATLAS field. Astronomy & Astrophysics, 577: A121, pp. 1-10. doi:10.1051/0004-6361/201425246.