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\bibitem{Pereira_etal2007} {\textquotedblleft}\textit{Graphene-based quantum wires}{\textquotedblright}. Pereira JM Jr, Mlinar V, Peeters FM, Vasilopoulos P, AIP conference proceedings
T2 -- 28th International Conference on the Physics of Semiconductors (ICPS-28), JUL 24-28, 2006, Vienna, AUSTRIA , 721 (2007)

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