TY - JOUR A1 - Geue, Thomas A1 - Henneberg, Oliver A1 - Pietsch, Ullrich T1 - X-ray reflectivity from sinusoidal surface relief gratings Y1 - 2002 UR - https://publishup.uni-potsdam.de/frontdoor/index/index/docId/16824 SN - 0023-4753 ER -