Ford, J., Hildebrandt, H., Van Waerbeke, L., Leauthaud, A., Capak, P., Finoguenov, A., et al. (2012). Magnification by galaxy group dark matter halos. The Astrophysical Journal, 754(2): 143, pp. 1-6. doi:10.1088/0004-637X/754/2/143.