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\bibitem{Ro_etal2003} {\textquotedblleft}\textit{A Monte Carlo program for quantitative electron-induced x-ray analysis of individual particles}{\textquotedblright}. Ro C-U, Os{\'a}n J, Szal{\'o}ki I, de Hoog J, Worobiec A, Van Grieken R, Analytical chemistry \textbf{75}, 851 (2003).   http://doi.org/10.1021/AC025973R

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