1. Armbrust , Michael Armando Fox Rean Griffith Anthony D. Joseph Randy H. Katz Andrew Konwinski Gunho Lee 2009 http://www.eecs.berkeley.edu/Pubs/TechRpts/2009/EECS-2009-28.html
2. Article 29 Data Protection Working Party 2010 http://ec.europa.eu/justice/policies/privacy/docs/wpdocs/2010/wp179_en.pdf
3. Australian Government Department of Finance and Deregulation 2011 http://www.finance.gov.au/e-government/strategy-and-governance/docs/final_cloud_computing_strategy_version_1.pdf
4. Best , Jo. 2012 http://www.governmentcomputing.com/news/2012/jan/26/gcloud-contracts-liam-maxwell-procurement
5. Booz Allen Hamilton 2009 The Economics of Cloud Computing. Addressing the Benefits of Infrastructure in the Cloud http://www.boozallen.com/media/file/Economics-of-Cloud-Computing.pdf