White, Simon D. M. Cosmology, MPI for Astrophysics, Max Planck Society;
Han, J., Frenk, C. S., Eke, V. R., Gao, L., White, S. D. M., Boyarsky, A., et al. (2012). Constraining extended gamma-ray emission from galaxy clusters. Monthly Notices of the Royal Astronomical Society, 427(2), 1651-1665. doi:10.1111/j.1365-2966.2012.22080.x.