Software Language Processing Suite
Mapping Spec Schema to LDF
[page under construction]
XML Path Language (XPath), Version 1.0, W3C Recommendation 16 November 1999
XPath 1 grammar, in BGF
XPath 1 documentation, in LDF
XML Path Language (XPath) 2.0, W3C Recommendation, 23 January 2007
The XML Spec Schema and Stylesheets
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SLPS Grammar Zoo (C, C++, C#, Java, XPath)