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\bibitem{Woods_etal1993} {\textquotedblleft}\textit{Infrared spectra of type laB diamonds}{\textquotedblright}. Woods GS, Kiflawi I, Luyten W, Van Tendeloo G, Philosophical magazine letters \textbf{67}, 405 (1993).   http://doi.org/10.1080/09500839308240950

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