# Baltic Sea vertical datum

> vertical datum based on Baltic Sea level

**Wikidata**: [Q1960194](https://www.wikidata.org/wiki/Q1960194)  
**Source**: https://4ort.xyz/entity/baltic-sea-vertical-datum


## References

1. [Source](http://www.mvcr.cz/soubor/analyza-referencnich-systemu-pro-nasapo.aspx)