# Pirmin Kalberer

> Co-founder of Sourcepole

**Wikidata**: [Q116047006](https://www.wikidata.org/wiki/Q116047006)  
**Source**: https://4ort.xyz/entity/pirmin-kalberer


## References

1. [Source](https://sourcepole.ch/sourcepole/pirmin/)
2. [Source](https://sourcepole.ch/about/sourcepole/pirmin/)
3. [2010](https://www.fossgis-konferenz.de/2010/speakers/99.de.html)
4. [2012](https://www.fossgis-konferenz.de/2011/programm/speakers/99.de.html)
5. [Source](https://pretalx.com/fossgis2023/speaker/QWKZFY/)
6. [Source](https://pretalx.com/fossgis2024/speaker/QWKZFY/)
7. [Source](https://kalberer.org/pirmin/blog/equal-area-projection/)
8. [Source](https://www.fossgis-konferenz.de/2025/programm#session/HEWMUB/)