# Grigory Yakovlevich Troshin

> Russian psychologist (1874-1939)

**Wikidata**: [Q4464002](https://www.wikidata.org/wiki/Q4464002)  
**Source**: https://4ort.xyz/entity/grigory-yakovlevich-troshin


## References

1. Czech National Authority Database
2. [Collection of Registry Books at Prague City Archives](http://katalog.ahmp.cz/pragapublica/permalink?xid=1e5b7b6d742a4339a6541df6070e1032&scan=11#scan11)
3. IdRef
4. Virtual International Authority File