# Gérard Sondag
**Wikidata**: [Q97068315](https://www.wikidata.org/wiki/Q97068315)  
**Source**: https://4ort.xyz/entity/g-rard-sondag


## References

1. Catalog of the German National Library
2. [Source](https://pust.urbe.it/cgi-bin/koha/opac-authoritiesdetail.pl?marc=1&authid=308855)
3. Persée