The physics and the structure of the quasar-driven outflow in Mrk 231 C. Cicone, C. Feruglio, R. Maiolino, F. Fiore, E. Piconcelli, N. Menci, H. Aussel and E. Sturm A&A, 543 (2012) A99 Published online: 03 July 2012 DOI: 10.1051/0004-6361/201218793