Valiante, E., Lutz, D., Sturm, E., Genzel, R., Tacconi, L. J., Lehnert, M. D., et al. (2007). A mid-infrared spectroscopic study of submillimeter galaxies: luminous starbursts at high redshift. Astrophysical Journal, 660(2 Part 1), 1060-1071. doi:10.1086/513306.