EN ISO 14825:2004 Intelligent transport systems - Geographic Data Files (GDF) - Overall data specification ISO 14825:2004; Supersedes ENV ISO 14825:1996
2011EN ISO 14825:2011 Intelligent transport systems - Geographic Data Files (GDF) - GDF5.0 (ISO 14825:2011)
2004EN ISO 14825:2004 Intelligent transport systems - Geographic Data Files (GDF) - Overall data specification ISO 14825:2004; Supersedes ENV ISO 14825:1996