# Johann Friedrich Pfaff

> German mathematician (1765-1825)

**Wikidata**: [Q77361](https://www.wikidata.org/wiki/Q77361)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Johann_Friedrich_Pfaff)  
**Source**: https://4ort.xyz/entity/johann-friedrich-pfaff


## References

1. [Source](https://www.deutsche-digitale-bibliothek.de/item/INORQHX24JKKK6FXDKK27ERFFZEFDBMV)
2. Integrated Authority File
3. Great Soviet Encyclopedia (1969–1978)
4. MacTutor History of Mathematics archive
5. BnF authorities
6. Pfaff, Johann Friedrich (ADB)
7. Mathematics Genealogy Project
8. [Mathematics Genealogy Project](http://www.genealogy.ams.org/id.php?id=18231)
9. [Mathematics Genealogy Project](http://www.genealogy.ams.org/id.php?id=140135)
10. [Mathematics Genealogy Project](http://www.genealogy.ams.org/id.php?id=151180)
11. [Mathematics Genealogy Project](http://www.genealogy.ams.org/id.php?id=234374)
12. [Mathematics Genealogy Project](http://www.genealogy.ams.org/id.php?id=35953)
13. International Standard Name Identifier
14. Virtual International Authority File
15. CiNii Research
16. [Source](http://sundoc.bibliothek.uni-halle.de/nachlaesse/pfaff.htm)
17. [Source](https://kalliope-verbund.info/DE-611-BF-13646)
18. SNAC
19. Brockhaus Enzyklopädie
20. Freebase Data Dumps. 2013
21. [Source](https://link.springer.com/article/10.1007/s10853-016-0513-4)
22. [Source](http://digitale.beic.it/primo_library/libweb/action/search.do?fn=search&vid=BEIC&vl%283134987UI0%29=creator&vl%28freeText0%29=Pfaff%20Johann%20Friedrich)
23. [BnF authorities](http://data.bnf.fr/ark:/12148/cb16172552q)