2009-11-30T15:11:24+00:00
xsd:dateTime
218422
xsd:long
approved
2023-06-30T10:25:49+00:00
xsd:dateTime
2009-11-30T15:11:24+00:00
xsd:dateTime
sound barrier @en
geluidsbarrière @nl
sound barrier @en
geluidsbarrière @nl