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\bibitem{Khalilov_etal2017} {\textquotedblleft}\textit{Nanoscale mechanisms of CNT growth and etching in plasma environment}{\textquotedblright}. Khalilov U, Bogaerts A, Hussain S, Kovacevic E, Brault P, Boulmer-Leborgne C, Neyts EC, Journal of physics: D: applied physics \textbf{50}, 184001 (2017).   http://doi.org/10.1088/1361-6463/aa6733

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