# International System of Units

> system of units, based on the International System of Quantities, their names and symbols, including a series of prefixes and their names and symbols, together with rules for their use (International Vocabulary of Metrology)

**Wikidata**: [Q12457](https://www.wikidata.org/wiki/Q12457)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/International_System_of_Units)  
**Source**: https://4ort.xyz/entity/international-system-of-units


## References

1. Integrated Authority File
2. [Nuovo soggettario](https://thes.bncf.firenze.sbn.it/termine.php?id=11102)
3. Nuovo soggettario
4. Freebase Data Dumps. 2013
5. [Registros de autoridad de "Materia" de la Biblioteca Nacional de España. Spain open data portal](https://www.bne.es/media/datosgob/catalogo-autoridades/materia/materia-UTF8.zip)
6. [Source](https://www.bipm.org/fr/publications/si-brochure/)
7. YSO-Wikidata mapping project
8. UMLS 2023
9. Quora
10. National Library of Israel
11. KBpedia
12. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)