# Heinz Ludwigg
**Wikidata**: [Q93251491](https://www.wikidata.org/wiki/Q93251491)  
**Source**: https://4ort.xyz/entity/heinz-ludwigg


## References

1. Catalog of the German National Library
2. Virtual International Authority File
3. CiNii Research
4. Virtual Study of Theatre Institute
5. Cinemathèque québécoise Linked Open Data