1. Fielding, R. T.: Architectural styles and the design of network-based software architectures Doctoral dissertation, University of California, Irvine (2000)
2. Box, D., Kavivaya, G., Layman, A., Thatte, S., Winer, D.: SOAP: Simple Object Access Protocol, Internet Draft draft-box-http-soap-01, November 1999
3. Defining Open Data, Open Knowledge Foundation Blog (2013).
http://blog.okfn.org/2013/10/03/defining-open-data/
4. GovHack.
http://www.govhack.org/
5. HealthHack.
http://www.healthhack.com.au/