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\bibitem{Filinov_etal2004} {\textquotedblleft}\textit{Influence of well-width fluctuations on the binding energy of excitons, charged excitons, and biexcitons in GaAs-based quantum wells}{\textquotedblright}. Filinov AV, Riva C, Peeters FM, Lozovik YE, Bonitz M, Physical review : B : condensed matter and materials physics \textbf{70}, 035323 (2004).   http://doi.org/10.1103/PhysRevB.70.035323

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