1. P. F. Kane and G. B. Larabee, eds., Characterization of Solid Surfaces, Plenum, New York (1974).
2. A. W. Czanderna, ed., Methods of Surface Analysis, Elsevier, Amsterdam (1975).
3. N. Sheppard, Spectrochim. Acta Special Suppl., 149 (1989).
4. J. H. Block, A. M. Bradshaw, P. C. Gravelle, J. Haber, R. S. Hansen, M. W. Roberts, N. Sheppard and K. Tamaru, Pure Appl. Chem.
62, 2297 (1990).
5. T. A. Carlson, Photoelectron and Auger Spectroscopy, Plenum, New York (1975).