# Jan Heidler
**Wikidata**: [Q95453867](https://www.wikidata.org/wiki/Q95453867)  
**Source**: https://4ort.xyz/entity/jan-heidler


## References

1. [Students of the Universities of Prague 1882–1945](https://is.cuni.cz/webapps/archiv/public/book/bo/1569619878951260/12/?lang=cs)
2. Czech National Authority Database
3. [regional database of the Regional Library of Highlands](https://tritius.kkvysociny.cz/authority/864002)
4. Students of the Universities of Prague 1882–1945
5. The Fine Art Archive
6. [REGO](https://aleph.vkol.cz/F/?func=find-c&ccl_term=sys=000006671&local_base=svk04)
7. Virtual International Authority File
8. [Source](https://viaf.org/viaf/data/viaf-20230206-links.txt.gz)
9. CONOR.SI
10. Provenio
11. Bibliography of the History of the Czech Lands