1. BIPM, IEC, IFCC, ILAC, ISO, IUPAC, IUPAP and OIML, Evaluation of measurement data - Guide to expression of uncertainty in measurement. JCGM 100:2008 (2008)
2. Les Kirkup, Eur. J. Phys. 23, 483 (2002)
3. JCGM- Joint Committee for Guide in Metrology. Technical report (2008)
4. J.R. Taylor, An Introduction to Error Analysis. University Science Books - Sausalito California (1996)
5. P.B.D. Keith Robinson, Data Reduction and Error Analysis for the Sciences. McGraw-Hill Education, New York (2002)