%0 Thesis %9 Dissertation %A Keil, Ralf %T X-ray studies of ultraluminous infrared galaxies observed with XMM-Newton %D 2006 %R 10.23689/fidgeo-118 %I Univ. Hamburg %U http://hdl.handle.net/11858/00-1735-0000-0001-30FE-C %~ FID GEO-LEO e-docs