1. Thompson, K. (1984) On trusting trust. Unix Review, 7(11), 71–74.
2. Ghosh, S. (2002, February/March). Computer virus attacks on the rise: Causes, mitigation, and the future. Financial IT Decisions 2002, Vol. 1, a Bi-Annual Technology Publication of the Wall Street Technology Association, Red Bank, New Jersey. Retrieved from http://www.wsta.org;
3. ISBN 1-85938-369-6, 1:16–17.
4. GAO, Report to the Chairman, Subcommittee on Telecommunications and Finance, Committee on Energy and Commerce, House of Representatives. (1989, June). Computer security: Virus highlights need for improved Internet management. Technical report.
5. Reitinger, P. (2003, July 15) ‘Industry speaks’ hearing (without a multidisciplinary effort by both government and industry, we will not succeed). Testimony at House Select Committee on Homeland Security, Subcommittee on Cybersecurity, Science, Research & Development.