The following publications are possibly variants of this publication:
- Dynamic Extensions to the Presence Information Data Format Location Object (PIDF-LO)Henning Schulzrinne, Vishal Kumar Singh, Hannes Tschofenig, Martin Thomson. rfc, 5962:1-11, September 2010. [doi]
- Revised Civic Location Format for Presence Information Data Format Location Object (PIDF-LO)Martin Thomson, James Winterbottom. rfc, 5139:1-14, February 2008. [doi]
- Representation of Uncertainty and Confidence in the Presence Information Data Format Location Object (PIDF-LO)Martin Thomson, James Winterbottom. rfc, 7459:1-39, February 2015. [doi]
- Specifying Civic Address Extensions in the Presence Information Data Format Location Object (PIDF-LO)James Winterbottom, Martin Thomson, Richard L. Barnes, Brian Rosen, Robins George. rfc, 6848:1-21, January 2013. [doi]