1. P.M.A. Sherwood, J. Electron Spectrosc. Relat. Phenom. 81, 319 (1996)
2. Y.Y. Li, K. Mochidzuki, A. Sakoda, M. Suzuki, Carbon 39, 2143 (2001)
3. J. C. Vickerman, I. S. Gilmore, B. D. Ratner, and D. G. Castner, Surface analysis—the principal techniques, 2nd ed. (Wiley, 2009)
4. J.M. Walls, Methods of surface analysis (Cambridge University Press, Australia, 1989)
5. ASTM D 3178, ASTM Book of Standards. ASTM, Philadelphia, 05.05 (1984)