1. Gartner Says 4.9 Billion Connected “Things” Will Be in Use in 2015http://www.gartner.com/newsroom/id/2905717
2. Gartner Says Smart Cities Will Use 1.1 Billion Connected Things in 2015http://www.gartner.com/newsroom/id/3008917
3. Internet of Things: IoT Semantic Interoperability: Research Challenges, Best Practices, Recommendationsand Next Stepshttp://www.internet-of-things-research.eu/pdf/IERC_Position_Paper_IoT_Semantic_Interoperability_Final.pdf
4. Architecture and measured characteristics of a cloud based internet of things
5. The Internet of Things