1. Arrington, M. (2011). Google dissolves search group internally, now called “knowledge”. Available from: http://techcrunch.com/2011/05/03/google-dissolves-search-group-internally-now-called-knowledge/. Accessed 02.02.12.
2. Ashford, W. (2009). Cloud computing more secure than traditional IT, says Google. Computer Weekly. Available from: http://www.computerweekly.com/Articles/2009/07/21/236982/cloud-computing-more-secure-than-traditional-it-says.htm. Accessed 10.03.12.
3. Brooks, C. (2010). Medical management firm turns to cloud computing. Search cloud computing. Available from: http://searchcloudcomputing.techtarget.com/news/1508378/Medical-management-firm-turns-to-cloud-computing. Accessed 07.02.12.
4. Brown, B. (2012). Facebook ripe for ridicule as it suffers outage a day after IPO filing. Available from: http://www.networkworld.com/news/2012/020212-facebook-outage-255672.html. Accessed 02.04.12.
5. The innovators dilemma: When new technologies cause great firms to fail;Christensen,1997