1. DoD. Joint Electronic Library. [online, cited: 09.07.2010]. .
2. President Obama. The Comprehensive National Cybersecurity Initiative. [online] May 2011. .
3. Gates, Secretary of Defense Robert. Wall Street Journal. Resource Documents. [online] DoD, June 23, 2009. .
4. Alexander General Keith B. Statement of commander United States cyber command before the house committee on armed services. September 23, 2010.
5. Congressman W. Mac. Thornberry (R) Definitions, Focal Point, and Methodology Needed for DOD to Develop Full-Spectrum Cyberspace Budget Estimates. [online] July 2011. .