SOA

Recent articles:

• http://www.theserverside.com/tt/articles/content/ESBParadigm/article.html - The role of ESB, strategy and methodology, vendors and tools, including open source.
  

My current focus is SOA lifecycle.

• analysis and design
• development
• operation
• lifecycle support

Sources of information:

• Thomas Erl’s "Service-Oriented Architecture: Concepts, Technology, and Design"
• IBM's "Service-Oriented Architecture Compass", SOAD ("Elements of Service-Oriented Analysis and Design") and SOMA ("Service-oriented Modeling and Architecture: How to Identify, Specify and Realize Services")
• W3C Web Services Architecture.