Identifiers
| VIAF | http://viaf.org/viaf/46999472 |
| PPN | http://data.bibliotheken.nl/id/thes/p172296390 |
| Adamlink URI | https://adamlink.nl/person/hesp-bert/13233 |
| VIAF | http://viaf.org/viaf/46999472 |
| PPN | http://data.bibliotheken.nl/id/thes/p172296390 |
| Adamlink URI | https://adamlink.nl/person/hesp-bert/13233 |