NaesT. and MartensH., Multivariate Calibration.John Wiley & Sons, Chichester, UK (1989).
2.
NaesT. and IsakssonT., “Computer-Assisted Methods in Near-Infrared Spectroscopy”, in Computer-Enhanced Analytical Spectroscopy (Ed. by JursP.). Plenum Press, New York, pp. 69–94 (1992).
3.
WeisbergS., Applied Linear Regression.John Wiley & Sons, New York (1985).
4.
NaesT., “Leverage and Influence Measures for Principal Component Regression”, Chemometrics and Intelligent Laboratory Systems5, 155–168 (1989).