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\bibitem{Martens_etal2010} {\textquotedblleft}\textit{The influence of impurities on the performance of the dielectric barrier discharge}{\textquotedblright}. Martens T, Bogaerts A, Brok WJM, van Dijk J, Applied physics letters \textbf{96}, 091501 (2010).   http://doi.org/10.1063/1.3327800

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