# Josip Kleczek

> Czech astronomer and university educator

**Wikidata**: [Q9987200](https://www.wikidata.org/wiki/Q9987200)  
**Source**: https://4ort.xyz/entity/josip-kleczek


## References

1. Regional Database of the Central Bohemian Research Library in Kladno
2. BnF authorities
3. [REGO](https://aleph.vkol.cz/F/?func=find-c&ccl_term=sys=000003685&local_base=svk04)
4. [Source](https://www.gym-tisnov.cz/absolventi/josip-kleczek)
5. The Fine Art Archive
6. [Source](https://www.kr-vysocina.cz/nositele-nejvyssich-oceneni-kraje-vysocina/d-4032522/p1=4§1950)
7. general catalog of BnF
8. Virtual International Authority File
9. Czech National Authority Database
10. [regional database of the Regional Library of Highlands](https://tritius.kkvysociny.cz/authority/855659)
11. CONOR.SI
12. National Library of Israel Names and Subjects Authority File