Identifiers
| WikiData URI | http://www.wikidata.org/entity/Q18564867 |
| Biografisch Portaal | http://www.biografischportaal.nl/persoon/29294168 |
| RKDartists | https://rkd.nl/explore/artists/71076 |
| Amsterdam Museum | http://hdl.handle.net/11259/people.31870 |
| VIAF | http://viaf.org/viaf/96064438 |
| Adamlink URI | https://adamlink.nl/person/schouman-izaak/3842 |
