# Paul Guldin

> Swiss mathematician and astronomer

**Wikidata**: [Q93538](https://www.wikidata.org/wiki/Q93538)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Paul_Guldin)  
**Source**: https://4ort.xyz/entity/paul-guldin


## References

1. Complete Dictionary of Scientific Biography
2. MacTutor History of Mathematics archive
3. The Galileo Project
4. Great Soviet Encyclopedia (1969–1978)
5. Czech National Authority Database
6. International Standard Name Identifier
7. Virtual International Authority File
8. [Source](http://daten.digitale-sammlungen.de/~db/0001/bsb00016325/images/index.html?id=00016325&groesser=&fip=qrseneayaeayaxdsydeayaxdsydqrsxdsydxdsydqrs&no=1&seite=318)
9. Integrated Authority File
10. Brockhaus Enzyklopädie
11. Proleksis Encyclopedia
12. Freebase Data Dumps. 2013
13. Historical Dictionary of Switzerland
14. CERL Thesaurus
15. Enciclopedia Treccani
16. Bibliography of the History of the Czech Lands
17. Provenio