From the schema
Identifier for this location's entry in a geographical gazetteer, such as GEOnet. The entry identifier is the element content.
|@gazetteer-ref||Reference to the gazetteer containing the entry. See http://iatistandard.org/codelists/gazetteer_agency|
Standard compliance test(s) for /location/gazetteer-entry
- Must be on: Gazetteer Agency Codelist
Example for the Herat region of Afghanistan - which has an ID of 1140026 on geonames.org.
To find Herat on geonames.org you would create a link like this: http://www.geonames.org/1140026/
The IATI gazeteer-ref for geonames is “GEO”, so the element would look like:
<location> .... <gazetteer-entry gazeteer-ref="GEO">1140026</gazetteer-entry> .... </location>