1. U.S. Department of Energy, Secretart Chu Announces $47 Million to Improve Efficiency in Information Technology and Communication Sectors, Available from: http://www.energy.gov/articles/secretary-chu-announces-47-million-improve-efficiency-information-technology-and (2010)
2. G. Group, Gartner urges it and business leaders to wake up to its energy crisis, http://www.gartner.com/it/page.jsp?id=496819 (2007)
3. Armbrust, M., Fox, A., Griffith, R., Joseph, A.D., Katz, R., Konwinski, A., Lee, G., Patterson, D., Rabkin, A., Stoica, I., Zaharia, M.: A view of clouding computing. Commun. ACM 534, 50–58 (2010)
4. Amazon elastic compute cloud, http://aws.amazone.com/ec2 (2006)
5. Google App Engine, http://appengine.google.com (2008)