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\bibitem{Vos_etal2012} {\textquotedblleft}\textit{A high-order model for accurately simulating the size distribution of ultrafine particles in a traffic tunnel}{\textquotedblright}. Vos PEJ, Nikolova I, Janssen S, Atmospheric environment : an international journal \textbf{59}, 415 (2012).   http://doi.org/10.1016/J.ATMOSENV.2012.05.011

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