2009-11-30T15:41:15+00:00
xsd:dateTime
2009-11-30T17:52:31+00:00
xsd:dateTime
approved
219842
xsd:long
2022-03-19T00:33:10+00:00
xsd:dateTime
2009-11-30T15:41:15+00:00
xsd:dateTime
onderwijsvernieuwing havo en vwo
studiehuis
studiehuis