1. Shaanxi Provincial Development and Reform Commission. The Development of the IoT Industry in Shaanxi. China Science and Technology Investment，10（2010）, pp.32-34, in Chinese.
2. Zhou Xiaowei, Yanglu. Empirical research on the competitiveness of Shaanxi IoT industry based on the diamond model,. Science·Economy·Society，Vol．29，Sum No. 124（2011）, pp.42-47, in Chinese.
3. Ramjee Prasad, Special Issue on Internet of Things and Future Applications,. Wireless Pers Commun, 61 (2011), p.491–493.
4. http: /www. shaanxi. gov. cn.