Update README.md

README.md

@@ -88,7 +88,15 @@ print({
 ## Cite as 🤗
 
 ```latex
-
+@misc{correa2026tucano2cool,
+      title={{Tucano 2 Cool: Better Open Source LLMs for Portuguese}}, 
+      author={Nicholas Kluge Corr{\^e}a and Aniket Sen and Shiza Fatimah and Sophia Falk and Lennard Landgraf and Julia Kastner and Lucie Flek},
+      year={2026},
+      eprint={2603.03543},
+      archivePrefix={arXiv},
+      primaryClass={cs.CL},
+      url={https://arxiv.org/abs/2603.03543}, 
+}
 ```
 
 ## Aknowlegments