Identifiers
| WikiData URI | http://www.wikidata.org/entity/Q13736024 |
| Biografisch Portaal | http://www.biografischportaal.nl/persoon/89325227 |
| RKDartists | https://rkd.nl/explore/artists/419803 |
| Amsterdam Museum | http://hdl.handle.net/11259/people.75784 |
| VIAF | http://viaf.org/viaf/68048858 |
| Adamlink URI | https://adamlink.nl/person/sijpestein-jan-willem-van/4637 |
