# tetragonal crystal system

> lattice point group

**Wikidata**: [Q503601](https://www.wikidata.org/wiki/Q503601)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Tetragonal_crystal_system)  
**Source**: https://4ort.xyz/entity/tetragonal-crystal-system


## References

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