# Karl Koistinen

> Swedish architect (1929–2019)

**Wikidata**: [Q28655175](https://www.wikidata.org/wiki/Q28655175)  
**Source**: https://4ort.xyz/entity/karl-koistinen


## References

1. archINFORM
2. [Source](https://www.archinform.net/service/wd_aiarch.php)
3. [Source](https://arkdes.se/arkitekter-och-arkitektkontor-i-arkdes-samlingar/)
4. Arkitekter verksamma i Sverige