1. Ali Research Institute: Internet economy top ten issues. (2016)
2. Qin, J.: Intelligent internet era to see how the traditional retail industry against.
http://news.efu.com.cn/newsview-1164546-1.htm
(2016). Accessed 08 Aug 2016
3. Yi, Q., Li, P.: Design and implementation of supermarket IoT shopping guide system based on RFID. Comput. Res. Dev. 47(S2), 350–357 (2010)
4. Jingdong, et al.: IOT-based vending machines and remote monitoring system. Comput. Technol. Dev. 23(5) (2013)
5. Qiuyi: Design and implementation of vending machine based on mobile payment. Internet Things Technol. 6(10) (2016)