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\bibitem{Mahieu_etal2006} {\textquotedblleft}\textit{Biaxially aligned titanium nitride thin films deposited by reactive unbalanced magnetron sputtering}{\textquotedblright}. Mahieu S, Ghekiere P, de Winter G, de Gryse R, Depla D, Van Tendeloo G, Lebedev OI, Surface and coatings technology \textbf{200}, 2764 (2006).   http://doi.org/10.1016/j.surfcoat.2004.09.012

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