# Petrus Envall
**Wikidata**: [Q52156659](https://www.wikidata.org/wiki/Q52156659)  
**Source**: https://4ort.xyz/entity/petrus-envall


## References

1. Integrated Authority File
2. [Q21586310](https://runeberg.org/vemarvem/svea64/0235.htmlhttp://runeberg.org/vemarvem/svea64/0235.html)
3. LIBRIS
4. Faceted Application of Subject Terminology
5. Alvin
6. Virtual International Authority File
7. [LIBRIS. 2018](https://libris.kb.se/katalogisering/hftwwvw15vlpvl7)