# Planck length

> very small-scale unit of length

**Wikidata**: [Q207387](https://www.wikidata.org/wiki/Q207387)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Planck_length)  
**Source**: https://4ort.xyz/entity/planck-length


## References

1. Freebase Data Dumps. 2013
2. 2018 CODATA recommended values
3. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)