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\bibitem{Martens_etal2007} {\textquotedblleft}\textit{Modeling study on the influence of the pressure on a dielectric barrier discharge microplasma}{\textquotedblright}. Martens T, Bogaerts A, Brok WJM, van der Mullen JJAM, Journal of analytical atomic spectrometry \textbf{22}, 1003 (2007).   http://doi.org/10.1039/b704903j

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