1. A Gallery of Disruptive Technologies (McKinsey Global Institute), http://www.mckinsey.com/assets/dotcom/mgi/slideshows/disruptive_tech/index.html
2. Big Data: The Next Frontier for Innovation, Competition, and Productivity (McKinsey Global Institute, 2011), http://www.mckinsey.com/insights/mgi/research/technology_and_innovation/big_data_the_next_frontier_for_innovation
3. IBM. Bringing Big Data to the enterprise, http://www-01.ibm.com/software/data/bigdata/
4. Microsoft Big Data, http://www.microsoft.com/sqlserver/en/us/solutions-technologies/business-intelligence/big-data.aspx
5. Oracle and Big Data. Big Data for the enterprise, http://www.oracle.com/us/technologies/big-data/index.html