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Gordon, Sarah (25 July 2006). "On the definition and classification of cybercrime". Journal in Computer Virology. 2: 13–20. doi:10.1007/s11416-006-0015-z. S2CID3334277.
Barnard-Wills, David; Ashenden, Debi (21 March 2012). "Securing Virtual Space: Cyber War, Cyber Terror, and Risk". Space and Culture. doi:10.1177/1206331211430016. S2CID146501914.
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"The Global Risk Report 2020"(PDF). World Economic Forum. 15th Edition: 102. 15 January 2020. Archived(PDF) from the original on 27 September 2023. Retrieved 17 May 2021.