# Pieter Sipma

> Dutch university teacher

**Wikidata**: [Q20605254](https://www.wikidata.org/wiki/Q20605254)  
**Source**: https://4ort.xyz/entity/pieter-sipma


## References

1. Catalogus Professorum Academiae Groninganae
2. Integrated Authority File
3. Virtual International Authority File
4. Biografisch Portaal