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\bibitem{Janssens_etal2001} {\textquotedblleft}\textit{Magneto-excitons in planar type II quantum dots}{\textquotedblright}. Janssens KL, Partoens B, Peeters FM, Physical review : B : condensed matter and materials physics \textbf{64} (2001).   http://doi.org/10.1103/PhysRevB.64.155324

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