# Sigurd Ottovich Schmidt

> Russian historian (1922-2013)

**Wikidata**: [Q3960443](https://www.wikidata.org/wiki/Q3960443)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Sigurd_Schmidt)  
**Source**: https://4ort.xyz/entity/sigurd-ottovich-schmidt


## References

1. Great Soviet Encyclopedia (1969–1978)
2. BnF authorities
3. Integrated Authority File
4. Virtual International Authority File
5. CiNii Research
6. Chuvash encyclopedia
7. Pedagogues and Psychologists of the World
8. Freebase Data Dumps. 2013
9. [BnF authorities](http://data.bnf.fr/ark:/12148/cb13480131g)
10. CONOR.SI
11. [LIBRIS. 2013](https://libris.kb.se/katalogisering/nl02z3x64gn8gks)
12. National Library of Israel Names and Subjects Authority File