[ ] reference_systemB.6.23 Coordinate reference systems – *Reference System: The reference system identifier SHOULD be preferably represented with an HTTP URI. In particular, spatial reference systems should be specified by using the corresponding URIs from the “EPSG coordinate reference systems” register operated by the Open Geospatial Consortium [OGC-EPSG].
reference_systemB.6.23 Coordinate reference systems – *Reference System: The reference system identifier SHOULD be preferably represented with an HTTP URI. In particular, spatial reference systems should be specified by using the corresponding URIs from the “EPSG coordinate reference systems” register operated by the Open Geospatial Consortium [OGC-EPSG].https://github.com/mjanez/ckanext-scheming/pull/3