CityGML 2.0.0 OpenGIS® Encoding Standard (Document OGC 12-019, Publication Date: 2012-04-04) |
CityGML 2.0.0 KIT Online Feature Catalogue |
CityGML 1.0.0 OpenGIS® Encoding Standard (Document OGC 08-007r1, Date: 2008-08-20) |
CityGML 0.4.0 OGC Best Practices Document (Document OGC 07-062, Date: 2007-06-17) |
CityGML 0.3.0 Candidate OpenGIS® Implementation Specification (OGC 06-057r1, Date: 2006-07-28) |