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\bibitem{Bittencourt_etal2009} {\textquotedblleft}\textit{Spectroscopy and defect identification for fluorinated carbon nanotubes}{\textquotedblright}. Bittencourt C, van Lier G, Ke X, Suarez-Martinez I, Felten A, Ghijsen J, Van Tendeloo G, Ewels CO, ChemPhysChem : a European journal of chemical physics and physical chemistry \textbf{10}, 920 (2009).   http://doi.org/10.1002/cphc.200800851

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