# Johannes Semper

> Estonian writer and politician (1892-1970)

**Wikidata**: [Q1663442](https://www.wikidata.org/wiki/Q1663442)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Johannes_Semper)  
**Source**: https://4ort.xyz/entity/johannes-semper


## References

1. Source
2. Integrated Authority File
3. BnF authorities
4. Great Soviet Encyclopedia (1969–1978)
5. International Standard Name Identifier
6. Virtual International Authority File
7. MusicBrainz
8. Estonian biographical database
9. Freebase Data Dumps. 2013