# Geoffrey Jules Marcus
**Wikidata**: [Q106492237](https://www.wikidata.org/wiki/Q106492237)  
**Source**: https://4ort.xyz/entity/geoffrey-jules-marcus


## References

1. Virtual International Authority File
2. NUKAT
3. CiNii Research
4. NACSIS-CAT
5. CONOR.SI
6. Czech National Authority Database
7. The Unz Review
8. [Source](http://mak.bn.org.pl/cgi-bin/KHW/makwww.exe?BM=1&NU=1&IM=4&WI=9810701872905606)