1. J.F. Moulder, W.F. Stickle, P.E. Sobal, K.D. Bomben, Handbook of X-ray Photoelectron Spectroscopy, Perkin-Elmer Corp., Eden Prairie, MN, 1992, pp. 22-23.
2. Spectroscopic Techniques: X-ray Photoelectron Spectroscopy, Auger Electron Spectroscopy, and Ion Scattering Spectroscopy;Hoflund,1998
3. Analysing Insulators with XPS and AES;Kelly,2003
4. ASTM International, Standard Guide to Charge Control and Charge Referencing Techniques in X-Ray Photoelectron Spectroscopy, West Conshohocken, PA, 2016.
5. XPS guide: Charge neutralization and binding energy referencing for insulating samples