# Friedrich Lagus
**Wikidata**: [Q60845173](https://www.wikidata.org/wiki/Q60845173)  
**Source**: https://4ort.xyz/entity/friedrich-lagus


## References

1. Integrated Authority File
2. CERL Thesaurus
3. Catalog of the German National Library
4. [Source](http://thesaurus.cerl.org/record/cnp01035371)