%0 journal article %@ 0584-8547 %A Knoth, J.,Beaven, P.,Schwenke, H.,Dobler, M.,Reus, U. %D 2001 %J Spectrochimica Acta B %N %P 2275-2281 %T Calibration of total-reflection X-ray fluorescence using a nickel bulk sample %U %X