# Bernhard Ridderbos
**Wikidata**: [Q93236464](https://www.wikidata.org/wiki/Q93236464)  
**Source**: https://4ort.xyz/entity/bernhard-ridderbos


## References

1. BnF authorities
2. Integrated Authority File
3. Virtual International Authority File
4. [LIBRIS. 2002](https://libris.kb.se/pm134jr731j8msd)