1. A Resampling Method Called the Bootstrap. Accessed July 22 2015 fromhttp://warnercnr.colostate.edu/∼gwhite/fw663/bootstrap.pdf.
2. ANSI/NCSL Z540‐2(1997).Guide to the Estimation of Uncertainty in Measurement. (GUM).
3. Bias vs. calibration.http://elsmar.com/Forums/showthread.php?t=7404.