# Th. A. J. M. Janssen
**Wikidata**: [Q112402081](https://www.wikidata.org/wiki/Q112402081)  
**Source**: https://4ort.xyz/entity/th-a-j-m-janssen


## References

1. Virtual International Authority File
2. BnF authorities
3. Czech National Authority Database
4. Integrated Authority File
5. [Source](https://viaf.org/viaf/data/viaf-20230206-links.txt.gz)