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\bibitem{deMeester+Peeters1999} {\textquotedblleft}\textit{Non monotonic behavior of the energy levels of quantum wells with a large mass mismatch in the presence of an in-plane magnetic field}{\textquotedblright}. de Meester RHJ, Peeters FM, Journal of physics : condensed matter \textbf{11}, 6207 (1999)

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