# Vladimir Ivanovich Siforov
**Wikidata**: [Q4421210](https://www.wikidata.org/wiki/Q4421210)  
**Source**: https://4ort.xyz/entity/vladimir-ivanovich-siforov


## References

1. Great Soviet Encyclopedia (1969–1978)
2. Czech National Authority Database
3. Source
4. Virtual International Authority File
5. CiNii Research
6. CONOR.SI