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\bibitem{Janssens_etal2002} {\textquotedblleft}\textit{Single and vertically coupled type-II quantum dots in a perpendicular magnetic field: exciton ground-state properties}{\textquotedblright}. Janssens KL, Partoens B, Peeters FM, Physical review : B : condensed matter and materials physics \textbf{66}, 075314 (2002).   http://doi.org/10.1103/PhysRevB.66.075314

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