# Greg Marc Nielsen
**Wikidata**: [Q105382464](https://www.wikidata.org/wiki/Q105382464)  
**Source**: https://4ort.xyz/entity/greg-marc-nielsen


## References

1. Virtual International Authority File
2. Czech National Authority Database
3. Catalog of the German National Library
4. [Source](http://bnb.data.bl.uk/id/person/NielsenGregMarc1953-)
5. NUKAT
6. CiNii Research
7. [Source](https://opac.bg.cobiss.net/opac7/conor/21559141)
8. Catalog of the Library of the American Academy in Rome