# hydrogen maser

> type of maser

**Wikidata**: [Q1440593](https://www.wikidata.org/wiki/Q1440593)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Hydrogen_maser)  
**Source**: https://4ort.xyz/entity/hydrogen-maser


## References

1. Freebase Data Dumps. 2013
2. [Source](https://web.archive.org/web/20230103085807/https://ivscc.gsfc.nasa.gov/meetings/tow2013/Diegel.MW.pdf)
3. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)