1. Geometrical Product Specifications (GPS) – Coordinate measuring machines (CMM): technique for determining the uncertainty of measurement – Part 3. Use of calibrated workpieces or standards. ISO 2004. Reference Number ISO/TS 15520-3:2004(E).
2. An artefact for traceable freeform measurements on coordinate measuring machines;Savio;Precision Engineering Journal of the International Societies for Precision Engineering and Nanotechnology,2002
3. Vocabulaire International des Termes Fondamentaux et Généraux de Métrologie, or International Vocabulary of Basic and General Terms in Metrology.
4. Task specific uncertainty in coordinate measurement, keynote paper;Wilhelm;Annals of CIRP,2001
5. The Virtual CMM concept, Advanced Mathematical Tools in Metrology II;Trapet;World Scientific,1995