# A. P. Boltunov
**Wikidata**: [Q19907493](https://www.wikidata.org/wiki/Q19907493)  
**Source**: https://4ort.xyz/entity/a-p-boltunov


## References

1. IdRef
2. Czech National Authority Database
3. [Source](https://viaf.org/viaf/data/viaf-20230206-links.txt.gz)
4. Virtual International Authority File
5. Pedagogues and Psychologists of the World