# Kostas Dervenis

> martial arts instructor and writer

**Wikidata**: [Q124326400](https://www.wikidata.org/wiki/Q124326400)  
**Source**: https://4ort.xyz/entity/kostas-dervenis


## References

1. [Source](https://pammachon.gr/about)
2. [Source](https://play.google.com/store/info/name/Kostas_Dervenis?id=1hcqmc8x5)