# Johannes de Sacrobosco

> English astronomer and mathematician

**Wikidata**: [Q433841](https://www.wikidata.org/wiki/Q433841)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Johannes_de_Sacrobosco)  
**Source**: https://4ort.xyz/entity/johannes-de-sacrobosco


## References

1. A Short History of Astronomy
2. MacTutor History of Mathematics archive
3. Complete Dictionary of Scientific Biography
4. Czech National Authority Database
5. BnF authorities
6. Integrated Authority File
7. VIAF ID
8. Brockhaus Enzyklopädie
9. AlKindi
10. Alvin
11. NUKAT
12. National Library of Portugal
13. Freebase Data Dumps. 2013
14. Virtual International Authority File
15. Name and Title Authority File of Catalonia
16. [Source](http://digitale.beic.it/primo_library/libweb/action/search.do?fn=search&vid=BEIC&vl%28freeText0%29=Sacrobosco_Ioannes_de)
17. [Source](http://digitale.beic.it/primo_library/libweb/action/search.do?fn=search&vid=BEIC&vl%283134987UI0%29=creator&vl%28freeText0%29=Sacrobosco%20Ioannes%20de)
18. CONOR.SI
19. FactGrid
20. Bibliography of the History of the Czech Lands
21. Provenio
22. HMML Authority File
23. Digital Scriptorium Catalog