1. R. Van Grieken and A. Markowicz, Handbook of X-ray spectrometry, 2nd ed., CRC Press, New York (2001).
2. R. Jenkins, R. W. Gould, and D. Gedcke, Quantitative X-ray Spectrometry, Ed. E. G. Brame Jr., Marcel Dekker, New York (1995).
3. R. Tertian and F. Claisse, Principles of Quantitative X-ray Fluorescence Analysis, Hayden and Son Inc., Philadelphia (1982).
4. V. Thomsen, Spectroscopy, 22, No. 5, 46–50 (2007).
5. J. An, K.-H. Kim, H.-O. Yoon, and J. Seo, Spectrochim. Acta, B, 69, 38–43 (2012).