Identifiers
| WikiData URI | http://www.wikidata.org/entity/Q2200295 |
| Biografisch Portaal | http://www.biografischportaal.nl/persoon/28626045 |
| RKDartists | https://rkd.nl/explore/artists/89871 |
| Amsterdam Museum | http://hdl.handle.net/11259/people.37383 |
| VIAF | http://viaf.org/viaf/96164063 |
| Adamlink URI | https://adamlink.nl/person/ritsema-coba/3463 |
