Davies, R. I. Infrared and Submillimeter Astronomy, MPI for Extraterrestrial Physics, Max Planck Society;
Müller-Sánchez, F., Prieto, M. A., Mezcua, M., Davies, R. I., Malkan, M. A., & Elitzur, M. (2013). The central molecular gas structure in LINERs with low-luminosity active galactic nuclei: evidence for gradual disappearance of the torus. The Astrophysical Journal Letters, 763(1): L1, pp. 1-6. doi:10.1088/2041-8205/763/1/L1.