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\bibitem{Quintana_etal2011} {\textquotedblleft}\textit{Selective organic functionalization of graphene bulk or graphene edges}{\textquotedblright}. Quintana M, Montellano A, Esau del Rio Castillo A, Van Tendeloo G, Bittencourt C, Prato M, Chemical communications \textbf{47}, 9330 (2011).   http://doi.org/10.1039/c1cc13254g

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