# John Maxwell O'Brien
**Wikidata**: [Q107301948](https://www.wikidata.org/wiki/Q107301948)  
**Source**: https://4ort.xyz/entity/john-maxwell-o-brien


## References

1. [Source](http://data.nlg.gr/resource/authority/record83876)
2. Catalog of the German National Library
3. NUKAT
4. Virtual International Authority File
5. CiNii Research