# Eugene R. Wittkopf
**Wikidata**: [Q112360876](https://www.wikidata.org/wiki/Q112360876)  
**Source**: https://4ort.xyz/entity/eugene-r-wittkopf


## References

1. Virtual International Authority File
2. Czech National Authority Database
3. [Source](https://viaf.org/viaf/data/viaf-20230206-links.txt.gz)
4. [Source](https://librarian.nl.go.kr/LI/contents/L20101000000.do?id=KAC2018M2311)
5. CONOR.SI
6. Catalogo of the National Library of India