# John M. Duffy

> classical philologist and byzantinist

**Wikidata**: [Q110825858](https://www.wikidata.org/wiki/Q110825858)  
**Source**: https://4ort.xyz/entity/john-m-duffy


## References

1. BnF authorities
2. Integrated Authority File
3. [Source](https://scholar.harvard.edu/duffy/home)
4. Virtual International Authority File
5. CiNii Research
6. Library of Congress Authorities
7. National Library of Israel Names and Subjects Authority File