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\bibitem{Treiger_etal1994} {\textquotedblleft}\textit{Classification of mineral particles by nonlinear mapping of electron microprobe energy-dispersive X-ray spectra}{\textquotedblright}. Treiger B, Bondarenko I, van Espen P, Van Grieken R, Adams F, The analyst \textbf{119}, 971 (1994).   http://doi.org/10.1039/AN9941900971

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