1. E. Rabinovicz, An Introduction to Experimentation (Addison-Wesley Publ. Comp., Reading, 1970)
2. ISO 18115, Surface Chemical Analysis – Vocabulary (International Organization for Standardization, Geneva, 2001)
3. J. Cazaux, Surf. Sci. 140, 85 (1984)
4. M.F. Koenig, J.T. Grant, Surf. Interface Anal. 7, 217 (1985)
5. M.P Seah, C.P. Hunt, Rev. Sci. Instrum. 59, 217 (1988)