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\bibitem{Janssen_etal2014} {\textquotedblleft}\textit{Substitutional phosphorus incorporation in nanocrystalline CVD diamond thin films}{\textquotedblright}. Janssen W, Turner S, Sakr G, Jomard F, Barjon J, Degutis G, Lu YG, D{\textquoteright}Haen J, Hardy A, Bael MV, Verbeeck J, Van Tendeloo G, Haenen K, Physica status solidi: rapid research letters \textbf{8}, 705 (2014).   http://doi.org/10.1002/pssr.201409235

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