Update README.md

README.md

@@ -46,6 +46,8 @@ You can link the metadata with the galaxies via their dr8_id.
 
 ## Useful links
 
+Paper here: [https://arxiv.org/abs/2405.14930](https://arxiv.org/abs/2405.14930)
+
 Models here: [https://huggingface.co/Smith42/astroPT](https://huggingface.co/Smith42/astroPT)
 
 Code here: [https://github.com/smith42/astroPT](https://github.com/smith42/astroPT)