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\bibitem{Santamarta+Schryvers2004} {\textquotedblleft}\textit{Twinned b.c.c. sherical particles in a partially crystallised Ti$_{50}$Ni$_{25}$Cu$_{25}$ melt-spun ribbon}{\textquotedblright}. Santamarta R, Schryvers D, Intermetallics \textbf{12}, 341 (2004).   http://doi.org/10.1016/j.intermet.2003.12.002

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