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Bhargava, Sanjay; Bist, H. D.; Sahli, S.; Aslam, M.; Tripathi, H. B. (18 September 1995). "Diamond polytypes in the chemical vapor deposited diamond films". Applied Physics Letters. 67 (12): 1706–1708. doi:10.1063/1.115023. ISSN0003-6951.