Cite dataset author and original data source

README.md

@@ -139,13 +139,13 @@ Created by [Julien Simon](https://julien.org) — AI Operating Partner at Fortin
 ```bibtex
 @dataset{lunar_eclipse_catalog,
   title = {Five Millennium Catalog of Lunar Eclipses},
-  author = {juliensimon},
+  author = {Simon, Julien},
   year = {2026},
   url = {https://huggingface.co/datasets/juliensimon/lunar-eclipse-catalog},
-  publisher = {Hugging Face}
+  publisher = {Hugging Face},
+  note = {Derived from NASA Goddard Space Flight Center Eclipse Web Site, https://eclipse.gsfc.nasa.gov/LEcat5/LEcatalog.html}
 }
 ```
-
 ## License
 
 [CC-BY-4.0](https://creativecommons.org/licenses/by/4.0/)