Identifiers
| WikiData URI | http://www.wikidata.org/entity/Q3806911 |
| Biografisch Portaal | http://www.biografischportaal.nl/persoon/59976832 |
| RKDartists | https://rkd.nl/explore/artists/90639 |
| Amsterdam Museum | http://hdl.handle.net/11259/people.29580 |
| Rijksmuseum Amsterdam | urn:rijksmuseum:people:RM0001.PEOPLE.29010 |
| Adamlink URI | https://adamlink.nl/person/kok-jan-matthias/7246 |
