era:concepts/gsmr-number-active-mobiles/NumberActiveMobiles
http://data.europa.eu/949/concepts/gsmr-number-active-mobiles/NumberActiveMobiles
rdfs:comment
http://www.w3.org/2000/01/rdf-schema#comment
Concept scheme grouping numbers of active GSM-R mobiles
@en
era:concepts/
http://data.europa.eu/949/concepts/