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\bibitem{Gordon_etal2000} {\textquotedblleft}\textit{Comparative Hall studies in the electron- and hole-doped manganites La$_{0.33}$Ca$_{0.67}$MnO$_{3}$ and La$_{0.70}$Ca$_{0.3}$0MnO$_{3}$}{\textquotedblright}. Gordon I, Wagner P, Das A, Vanacken J, Moshchalkov VV, Bruynseraede Y, Schuddinck W, Van Tendeloo G, Ziese M, Borghs G, Physical review : B : condensed matter and materials physics \textbf{62}, 11633 (2000).   http://doi.org/10.1103/PhysRevB.62.11633

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