4M G Cox,M J Stevens.International Activities During the Second SSfM Programme,2001-2004[C].NPL Report CMSC 36/04,2004,2.
5Application of ISO/IEC 17025 to Internet-Enabled Metrology[C].NPL Publication,Issue 1,2004,3.
6John Goulding.New Directions-the Status of Mathematics and Software in Legal Metrology:Recommendations for the Software Support for Metrology Programme 2004-2007[C].NPL Report CMSC 19/03,2003,4.
7D Rayner.Survey of International Activities in Internet-Enabled Metrology[C].NPL Report CMSC 21/03,2003,5.
