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\bibitem{Cao_etal2013} {\textquotedblleft}\textit{Morphological characterization and distribution of autocatalytic-grown Ni$_{4}$Ti$_{3}$ precipitates in a Ni-Ti single crystal}{\textquotedblright}. Cao S, Ke CB, Zhang XP, Schryvers D, Journal of alloys and compounds \textbf{577}, 215 (2013).   http://doi.org/10.1016/j.jallcom.2012.02.013

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