Identifiers
| WikiData URI | http://www.wikidata.org/entity/Q335927 |
| Biografisch Portaal | http://www.biografischportaal.nl/persoon/02449813 |
| Ecartico | http://www.vondel.humanities.uva.nl/ecartico/persons/2570 |
| RKDartists | https://rkd.nl/explore/artists/23986 |
| Amsterdam Museum | http://hdl.handle.net/11259/people.4456 |
| VIAF | http://viaf.org/viaf/96538660 |
| Adamlink URI | https://adamlink.nl/person/dou-gerard/3235 |
