B. References

[XProc 3.0] XProc 3.0: An XML Pipeline Language. Norman Walsh, Achim Berndzen, Gerrit Imsieke and Erik Siegel, editors.

[XProc 3.0 Steps] XProc 3.0 Steps: An Introduction. Norman Walsh, Achim Berndzen, Gerrit Imsieke and Erik Siegel, editors.

[XPath and XQuery Functions and Operators 3.1] XPath and XQuery Functions and Operators 3.1. Michael Kay, editor. W3C Recommendation. 21 March 2017

[RFC 3986] RFC 3986: Uniform Resource Identifier (URI): General Syntax. T. Berners-Lee, R. Fielding, and L. Masinter, editors. Internet Engineering Task Force. January, 2005.