# Rudolf Janzen II
**Wikidata**: [Q68100246](https://www.wikidata.org/wiki/Q68100246)  
**Source**: https://4ort.xyz/entity/rudolf-janzen-ii


## References

1. Virtual International Authority File
2. [Source](https://kalliope-verbund.info/DE-611-BF-106795)
3. [Source](https://doi.org/10.1007/s42451-019-00125-0)
4. FactGrid