# John Evert Härd
**Wikidata**: [Q5819678](https://www.wikidata.org/wiki/Q5819678)  
**Source**: https://4ort.xyz/entity/john-evert-h-rd


## References

1. BnF authorities
2. Czech National Authority Database
3. general catalog of BnF
4. Virtual International Authority File
5. [Source](https://viaf.org/viaf/data/viaf-20230206-links.txt.gz)
6. [Source](https://runeberg.org/vemardet/1993/0524.html)
7. [Source](https://runeberg.org/vemardet/1995/0526.html)
8. [Source](https://runeberg.org/vemardet/1997/0528.html)
9. [Source](https://runeberg.org/vemardet/2001/0538.html)
10. LIBRIS. 2012
11. National Library of Israel Names and Subjects Authority File