# Mark Dvoretsky

> Russian chess trainer, writer and International Master (1947-2016)

**Wikidata**: [Q1900170](https://www.wikidata.org/wiki/Q1900170)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Mark_Dvoretsky)  
**Source**: https://4ort.xyz/entity/mark-dvoretsky


## References

1. Czech National Authority Database
2. Integrated Authority File
3. [Source](http://ruchess.ru/news/all/ushel_iz_zhizni_mark_dvoretskiy/)
4. Freebase Data Dumps. 2013
5. Virtual International Authority File
6. ratings.fide.com
7. OlimpBase