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\bibitem{Michel_etal2005} {\textquotedblleft}\textit{Nanotube field and one-dimensional fluctuations of C$_{60}$ molecules in carbon nanotubes}{\textquotedblright}. Michel KH, Verberck B, Nikolaev AV, European physical journal : B : condensed matter and complex systems \textbf{48}, 113 (2005).   http://doi.org/10.1140/epjb/e2005-00378-9

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