Recommended Web Links

Information about XML and SOAP is available on the Internet, of course. The following sites are recommended:

XML

Extensible Markup Language (XML)

The Extensible Markup Language (XML) Home Page at the World Wide Web Consortium (W3C) offers numerous XML links:
http://www.w3.org/XML/

XML Tutorial

XML School is a free online tutorial offered by W3Schools:
http://www.w3schools.com/xml/default.asp

O'Reilly XML.COM

XML.com says that its mission is to help you discover XML and learn how this Internet technology can solve real-world problems in information management and electronic commerce:
http://www.xml.com/

DTD

DTD Table of Contents at XML101.com

Links on this page provide an introduction to DTD, building blocks, elements, attributes, entities, validation, examples, and more:
http://xml101.com/dtd/

Introduction to DTD

An introduction to DTD with sample code:
http://xml101.com/dtd/dtd_intro.asp

SOAP

Simple Object Access Protocol (SOAP) 1.1

W3C SOAP specification document:
http://www.w3.org/TR/SOAP/

SOAP Tutorial

SOAP School is a free online tutorial offered at W3Schools:
http://www.w3schools.com/soap/default.asp

WSDL

Web Services Description Language (WSDL) 1.1

http://www.w3.org/TR/wsdl

XML Namespaces

Namespaces in XML

http://www.w3.org/TR/REC-xml-names/