217939
xsd:long
2023-04-24T13:36:20+00:00
xsd:dateTime
2009-11-30T15:01:21+00:00
xsd:dateTime
approved
2009-11-30T15:01:21+00:00
xsd:dateTime
2009-11-30T17:27:49+00:00
xsd:dateTime
hoogleraren
professoren
hoogleraren