Fischer, J., Sturm, E., González-Alfonso, E., Gracia-Carpio, J., Hailey-Dunsheath, S., Poglitsch, A., Contursi, A., Lutz, D., Genzel, R., Sternberg, A., Verma, A., & Tacconi, L. (2010). Herschel-PACS spectroscopic diagnostics of local ULIRGs: conditions and kinematics in Markarian 231. Astronomy & Astrophysics, 518:, pp. 1-4. doi:10.1051/0004-6361/201014676.