"यथार्थता एवं परिशुद्धता": अवतरणों में अंतर

* [https://web.archive.org/web/20081010185946/http://wwwwww1.bipm.org/en/publications/guides/ BIPM - Guides in metrology] - Guide to the Expression of Uncertainty in Measurement (GUM) and International Vocabulary of Metrology (VIM)

* [https://web.archive.org/web/20090611162724/http://www.yorku.ca/psycho/ Precision and Accuracy with Three Psychophysical Methods]

* [https://web.archive.org/web/20090930100628/http://physics.nist.gov/Pubs/guidelines/appd.1.html Guidelines for Evaluating and Expressing the Uncertainty of NIST Measurement Results, Appendix D.1: Terminology]

* [https://web.archive.org/web/20091126011037/http://digipac.ca/chemical/sigfigs/contents.htm Accuracy and Precision]