1. Digital Universe Study (on behalf of EMC Corporation): Big Data, Bigger Digital Shadows, and BiggestGrowth in the Far East. 2012. http://idcdocserv.com/1414 .
2. MapReduce Tutorial, https://hadoop.apache.org/docs/stable/hadoop-mapreduce-client/hadoopmapreduce-client-core/MapReduceTutorial.html .
3. Mahout, http://mahout.apache.org/ .
4. Robin Anil, Sean Owen, and Ted Dunning. Mahout in Action. Manning, 2012.
5. Data Science Association, http://www.datascienceassn.org/content/how-top-10-industries-use-big-dataapplications .