# Donald E. Billings

> American astrophysicist

**Wikidata**: [Q122208273](https://www.wikidata.org/wiki/Q122208273)  
**Source**: https://4ort.xyz/entity/donald-e-billings


## References

1. [Source](https://adsabs.harvard.edu/full/2001BAAS...33Q1565W)
2. [Source](https://www.aip.org/history-programs/niels-bohr-library/oral-histories/42890)
3. NUKAT
4. CiNii Research
5. [Find a Grave](https://www.findagrave.com/memorial/135367921/donald-e-billings)