1. Traceability in Chemical Measurement – A Guide to Achieving Comparable Results in Chemical Measurement;EURACHEM/CITAC Guide,2003
2. International Vocabulary of Metrology – Basic and General Concepts and Associated Terms (VIM);ISO/IEC Guide 99,2007
3. General Requirements for the Competence of Testing and Calibration Laboratories;ISO/IEC 17025,2005
4. The purity of laboratory chemicals with regard to measurement uncertainty;van Look;Analyst,2002
5. The use of robotic systems in pharmaceutical analysis;Giron;J. Thermal Anal.,1989