# Aleksandr Yefremov
**Wikidata**: [Q18634313](https://www.wikidata.org/wiki/Q18634313)  
**Source**: https://4ort.xyz/entity/aleksandr-yefremov-q18634313


## References

1. Chuvash encyclopedia
2. Virtual International Authority File
3. [LIBRIS. 2002](https://libris.kb.se/sq4665db43d6rb2)
4. National Library of Israel Names and Subjects Authority File