Identifiers
| WikiData URI | http://www.wikidata.org/entity/Q15713465 |
| Biografisch Portaal | http://www.biografischportaal.nl/persoon/79356485 |
| RKDartists | https://rkd.nl/explore/artists/46057 |
| Amsterdam Museum | http://hdl.handle.net/11259/people.85389 |
| VIAF | http://viaf.org/viaf/121144928757854441013 |
| Adamlink URI | https://adamlink.nl/person/koster-klaas/9284 |
