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\bibitem{Gregory_etal1998} {\textquotedblleft}\textit{Automated particle analysis of populations of silver halide microcrystals by electron probe microanalysis under cryogenic conditions}{\textquotedblright}. Gregory CL, Nullens HA, Gijbels RH, van Espen PJ, Geuens I, de Keyzer R, Analytical chemistry \textbf{70}, 2551 (1998).   http://doi.org/10.1021/ac9710644

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