Salvato, M., Hasinger, G., Ilbert, O., Zamorani, G., Brusa, M., Scoville, N. Z., et al. (2009). Photometric redshift and classification for the XMM-COSMOS sources. The Astrophysical Journal, 690(2), 1250-1263. doi:10.1088/0004-637X/690/2/1250.