1. Deutsche Gesellschaft für Qualität e.V.: SPC 1— Statistische Prozeβlenkung DGQ-Schrift 16–31. Berlin: Beuth, 1996.
2. International Organization for Standardization. Guide to Expression of Uncertainty of Measurement. Genf, 1995.
3. International Organization for Standardization. International Vocabulary of Basic and General Terms in Metrology. Genf, 1993.
4. Calculation of measurement uncertainty using prior information;Phillips;J Res Natl Inst Stand Technol,1998
5. Weckenmann A, Gebauer U. The impact of uncertainty of measurement on process control in micro- and nanotechnology. Mikvo- und Nanotechnologie 4th International Colloquium Berlin, Germany, 1997–11-26. pp 141–6.