1. Near-infrared spectroscopy. The giant is running strong
2. H. Martens, T. Næs, Multivariate Calibration, Wiley, Chichester, 1991, p. 7, 345.
3. K.I. Hildrum, T. Isaksson, T. Næs, A. Tandberg (Eds.), Near Infra-red Spectroscopy Bridging the Gap between Data Analysis and NIR Applications, Ellis Horwood, 1992, Chichester, UK.
4. An improved enzymic method for the determination of native and modified starch