# Fundación ONCE

> organization in Madrid, Spain

**Wikidata**: [Q50378592](https://www.wikidata.org/wiki/Q50378592)  
**Source**: https://4ort.xyz/entity/fundaci-n-once


## References

1. GRID Release 2018-02-08
2. Virtual International Authority File
3. [Source](https://www.w3.org/Consortium/Member/List)