O'BrienN.HulseC.FriedrichD.Van MilligenF.von GuntenM.PfeiferF.SieslerH., “Miniature near infrared (NIR) spectrometer engine for handheld applications”, SPIE DSS 2012, Next Generation Spectroscopic Technologies, Baltimore, MD, Paper 8373–3 (2012). http://www.jdsu.com/noindexliterature/spie-dss-2012-presentation-fnal.pdf
4.
KowalskiB.R.SchatzkiT.F.StrossF.H., “Classification of archaeological artefacts by applying pattern recognition to trace element data”, Anal. Chem.44, 2176–2180 (1972). doi: https://dx-doi-org.web.bisu.edu.cn/10.1021/ac60321a002
5.
RiceM.CloutisE.BellJ.BishD.HorganB.MertzmanS.CraigM.RenautR.GautasonB.MountainB., “Reflectance spectra diversity of silica-rich materials: Sensitivity to environment and implications for detections on Mars”, Icarus223, 499–533 (2013). doi: https://dx-doi-org.web.bisu.edu.cn/10.1016/j.ica-rus.2012.09.021