1. Michael Driscoll (2011) Building data startups: Fast, big, and focused: Low costs and cloud tools are empowering new data startups. http://radar.oreilly.com/2011/08/building-data-startups.html . Accessed 14 May 2018
2. Peter Sondergaard (2011) Gartner Says Worldwide Enterprise IT Spending to Reach $2.7 Trillion in 2012. https://www.gartner.com/newsroom/id/1824919 . Accessed 14 May 2018
3. Piatetsky-Shapiro G (2014) What main methodology are you using for your analytics, data mining, or data science projects? https://www.kdnuggets.com/polls/2014/analytics-data-mining-data-science-methodology.html . Accessed14 May 2018
4. Datong P. Zhou, Qie Hu, Claire J. Tomlin (2017) Quantitative comparison of data-driven and physics-based models for commercial building HVAC systems
5. Pete Chapman, Julian Clinton, Randy Kerber, Thomas Khabaza, Thomas Reinartz, Colin Shearer and Rüdiger Wirth CRISP-DM: Step-by-step data mining guide