Identifiers
| WikiData URI | http://www.wikidata.org/entity/Q22668919 |
| Biografisch Portaal | http://www.biografischportaal.nl/persoon/08910949 |
| RKDartists | https://rkd.nl/explore/artists/55434 |
| Amsterdam Museum | http://hdl.handle.net/11259/people.30294 |
| Adamlink URI | https://adamlink.nl/person/mertz-johannes-cornelius/4165 |
