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\bibitem{Cao_etal2011} {\textquotedblleft}\textit{Quantitative three-dimensional analysis of Ni$_{4}$Ti$_{3}$ precipitate morphology and distribution in polycrystalline Ni-Ti}{\textquotedblright}. Cao S, Nishida M, Schryvers D, Acta materialia \textbf{59}, 1780 (2011).   http://doi.org/10.1016/j.actamat.2010.11.044

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