# Robert Haag
**Wikidata**: [Q51551667](https://www.wikidata.org/wiki/Q51551667)  
**Source**: https://4ort.xyz/entity/robert-haag


## References

1. [Web umenia](https://www.webumenia.sk/autor/3449)
2. [Source](https://doi.org/10.1093/benz/9780199773787.article.B00081993)
3. Web umenia