# I︠U︡. M. Koli︠a︡gin
**Wikidata**: [Q28665399](https://www.wikidata.org/wiki/Q28665399)  
**Source**: https://4ort.xyz/entity/i-u-m-koli-a-gin


## References

1. Czech National Authority Database
2. Virtual International Authority File
3. Pedagogues and Psychologists of the World