1. International standard ISO/IEC 17025:2005, General requirements for the competence of testing and calibration laboratories
2. D. Zvizdić, L. Grgec Bermanec, Proficiency test in the gauge pressure range for Croatian accredited laboratories,Proceedings of the 3rd International Conference of Metrology(CAFMET 2010), Cairo, Egypt, 2010
3. Guideline DKD-R6-1, Calibration of pressure gauges, 2003
4. EURAMET/cg-17/v.01, Guidelines on the Calibration of Electromechanical Manometers, 2007
5. Evaluation of measurement data, Guide to the expression of uncertainty in measurement, JCGM, September 2008, 100:2008