http://www.opengis.net/def/vertical datum type/OGC

http://www.opengis.net/def/verticalDatumType/OGC

a

Collection

label

http://www.opengis.net/def/verticalDatumType/OGC

pref label

http://www.opengis.net/def/verticalDatumType/OGC

same as

OGC Vertical Datum Types

http://www.opengis.net/def/verticalDatumType/OGC/

label

OGC Vertical Datum Types

same as

http://www.opengis.net/def/vertical datum type/OGC

http://www.opengis.net/def/verticalDatumType/OGC