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\bibitem{Zhang_etal2009} {\textquotedblleft}\textit{Physical modeling of strain-dependent hole mobility in Ge \textbf{p}-channel inversion layers}{\textquotedblright}. Zhang Y, Fischetti MV, Sor{\'e}e B, Magnus W, Heyns M, Meuris M, Journal of applied physics \textbf{106}, 083704 (2009).   http://doi.org/10.1063/1.3245327

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