1. Springer Series in Chemical Physics;A. Meisel,1989
2. F. de Groot, High-resolution x-ray emission and x-ray absorption spectroscopy, Chem. Rev., vol.101, p.1779–1808 (2001)
3. S. Hufner, Photoelectron Spectroscopy (Springer, Berlin Heidelberg New York, 1995)
4. J. Kawai, Encyclopedia of Analytical Chemistry, ed. by R.A. Meyers (Wiley, New York, 2000) pp. 13288–13315.
5. A.V. Kondratenkio, L.N. Mazalov, D.M. Neiman, Opt. Spectrosc. (USSR) 48, 587 (1980): Opt. Spektrosc. 48, 1072 (1980) (Russian Original)