# Gregoire Maertens

> Belgian Esperantist

**Wikidata**: [Q11059278](https://www.wikidata.org/wiki/Q11059278)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Grégoire_Maertens)  
**Source**: https://4ort.xyz/entity/gregoire-maertens


## References

1. Nia diligenta kolegaro
2. Integrated Authority File
3. [Source](https://sezonoj.ru/2018/02/ndk-4/)