# M. I.  Demkov
**Wikidata**: [Q18238628](https://www.wikidata.org/wiki/Q18238628)  
**Source**: https://4ort.xyz/entity/m-i-demkov


## References

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