External sites covering Web Services and XML
IBM developerWorks Web Services corner
There are lots of interesting articles on Web Services here, many of which are Axis related. There is also a [http://www-106.ibm.com/developerworks/webservices/library/ws-spec.html listing] of "all current open standards and specifications that define the Web services family of protocols", though Soap with Attachments is mysteriously absent.
MSDN Web Services
These are the microsoft pages; little Axis coverage but plenty on Web Service specifications.
A great resource for XML and Web Services work. Includes links to book excerpts and tools.
Developer news from the XML community
Web Services Industry Portal
The O'Reilly site is always up to date, interesting and useful. It doesn't advocate a single technology (REST, SOAP, RDF...), or a single product. As such, it retains its independence and value.
The XML FAQ
This is the list of Frequently-Asked Questions about the Extensible Markup Language (XML).