# Petrus de Dacia

> Danish mathematician and astronomer

**Wikidata**: [Q1733730](https://www.wikidata.org/wiki/Q1733730)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Petrus_de_Dacia_(mathematician))  
**Source**: https://4ort.xyz/entity/petrus-de-dacia-q1733730


## References

1. general catalog of BnF
2. Virtual International Authority File
3. BnF authorities
4. IdRef