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2. Document ISO: Guidelines for quality assurance for measuring equipment—Part 1: Metrological confirmation system for measuring equipment. Draft CD 10012-1.1, January 1997.
3. ISO/Final DIS 10012-2: Guidelines for quality assurance for measuring equipment—Part 2: Control of measuring processes. Document ISO/TC1 76/SC3/WG1 N 3106, July 1996.
4. S. D’Emilio, G.B. Rossi, Guidelines for calibration procedures and reports, IMEKO TC8 Workshop Turin, Sept. 10–11, 1998.
5. D.R. Krantz et al., Foundations of Measurement, Academic Press, New York, 1971–1990.