1. R. Buyya, C. Yeo, S. Venugopal, Market-oriented cloud computing: vision, hype, and reality for delivering it services as computing utilities, in: 10th IEEE International Conference on High Performance Computing and Communications, 2008. HPCC’08, Dalian, China, 2008, pp. 5–13.
2. Gartner, Inc. analysts, Top 10 Strategic Technologies for 2011, Gartner Report (press release).
3. M. Armbrust, A. Fox, R. Griffith, A. Joseph, R. Katz, A. Konwinski, G. Lee, D. Patterson, A. Rabkin, I. Stoica, et al. Above the clouds: a Berkeley view of cloud computing, EECS Department, University of California, Berkeley, Tech. Rep. UCB/EECS-2009-28.
4. Salesforce CRM, (Website, 2011) http://www.salesforce.com/crm.
5. Google App Engine, (Website, 2011) http://code.google.com/appengine.