Identifiers
| WikiData URI | http://www.wikidata.org/entity/Q567374 |
| RKDartists | https://rkd.nl/explore/artists/35303 |
| Amsterdam Museum | http://hdl.handle.net/11259/people.79563 |
| VIAF | http://viaf.org/viaf/47025928 |
| Adamlink URI | https://adamlink.nl/person/hahnel-ernst-julius/4962 |
