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\bibitem{Freire_etal2001} {\textquotedblleft}\textit{Exciton trapping in magnetic wire structures}{\textquotedblright}. Freire JAK, Peeters FM, Freire VN, Farias GA, Journal of physics : condensed matter \textbf{13}, 3283 (2001).   http://doi.org/10.1088/0953-8984/13/14/305

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