Chapter 2: Basic Standards for Web Services Service-Oriented Computing: Semantics, Processes, Agents – Munindar P. Singh and Michael N. Huhns, Wiley, 2005.
Appendix A: XML and XML Schema Service-Oriented Computing: Semantics, Processes, Agents – Munindar P. Singh and Michael N. Huhns, Wiley, 2005.
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COP 4991 Component Based Software Development Lecture #3 Web Services Onyeka Ezenwoye.