TY - THES A1 - Keil, Ralf T1 - X-ray studies of ultraluminous infrared galaxies observed with XMM-Newton Y1 - 2006 DO - 10.23689/fidgeo-118 PB - Univ. Hamburg UR - http://hdl.handle.net/11858/00-1735-0000-0001-30FE-C ER -