1. Darrow, B.: Canary in a coal mine, p. 14. Fortune, 1 August 2015
2. Spekreijse, M.D.: IoT and big data in transport systems. Report number 2016. TEL. 7996, Delft University of Technology (2016)
3. Evens, D.: The Internet of Things–how the next evolution of the internet is changing everything. Cisco White Paper, pp. 1–11 (2011)
4. Ashton, K.: That “Internet of Things” thing. RFID J. 22, 97–114 (2009)
5. Atzori, L., Iera, A., Morabito, G.: The Internet of Things: a survey. Comput. Netw. 54(15), 2787–2805 (2010)