# Otto Börsch

> Dr. phil. Philipps-Universität Marburg 1863

**Wikidata**: [Q55901119](https://www.wikidata.org/wiki/Q55901119)  
**Source**: https://4ort.xyz/entity/otto-b-rsch


## References

1. CERL Thesaurus
2. Mathematics Genealogy Project
3. Catalog of the German National Library
4. [Source](https://books.google.de/books?id=TJlFAQAAMAAJ&pg=PA284)
5. NUKAT
6. civil death certificate
7. Virtual International Authority File