# Madis Aruja

> Estonian conservationist, geographer and ski-orienteer (1936-1995)

**Wikidata**: [Q16404301](https://www.wikidata.org/wiki/Q16404301)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Madis_Aruja)  
**Source**: https://4ort.xyz/entity/madis-aruja


## References

1. Biographical lexicon of Estonian sport
2. Virtual International Authority File