Schartmann, M. Optical and Interpretative Astronomy, MPI for Extraterrestrial Physics, Max Planck Society;
Tristram, K. R. W., & Schartmann, M. (2011). On the size-luminosity relation of AGN dust tori in the mid-infrared. Astronomy & Astrophysics, 531: A99, pp. 1-9. doi:10.1051/0004-6361/201116867.