https://www.w3.org/TR/xpath-datamodel/
XQuery and XPath Data Model 3.1
xquery and xpath data model31
https://www.w3.org/standards/history/xpath-datamodel-30/
XQuery and XPath Data Model 3.0 publication history | Standards | W3C
The World Wide Web Consortium (W3C) is an international community where Member organizations, a full-time staff, and the public work together to develop Web...
xquery and xpath data model3 0publication history
https://www.w3.org/TR/xpath-datamodel-30/
XQuery and XPath Data Model 3.0
xquery and xpath data model30