1. Khan, B. H. (2000). A framework for web-based learning. Englewood Cliffs, NJ: Educational Technology Publications.
2. Zhou, H. (2010). Web 4.0: The “Chinese Style” definition of Internet of Things [Z/OL]. http://www.wlw.gov.cn/zxzx/wldt/594260 .
3. Jacobs, I. S., & Bean, C. P. (1963). Fine particles, thin films and exchange anisotropy. In G. T. Rado & H. Suhl (Eds.), Magnetism (Vol. III, pp. 271–350). New York: Academic.
4. Park, J., & Kang, N. (2014). Lightweight secure communication for CoAP-enabled internet of things using delegated DTLS handshake. In International conference on information and communication technology convergence (ICTC) (pp. 28–33).
5. Nicole, R. (1987). Title of paper with only first word capitalized. J. Name Stand. Abbrev, 740–741.