Voges, W. High Energy Astrophysics, MPI for Extraterrestrial Physics, Max Planck Society;
Koester, B. P., Mckay, T. A., Annis, J., Wechsler, R. H., Evrard, A., Bleem, L., et al. (2007). A MaxBCG catalog of 13,823 galaxy clusters from the sloan digital sky survey. Astrophysical Journal, 660(1 Part 1), 239-255. doi:10.1086/509599.