Update README.md

README.md

@@ -146,7 +146,7 @@ The biases of this dataset have been studied and reported in the paper.
 RELLENAR-->
 
 **BibTeX:**
-
+```
 @article{heredia2024xnlieu,
       title={XNLIeu: a dataset for cross-lingual NLI in Basque}, 
       author={Maite Heredia and Julen Etxaniz and Muitze Zulaika and Xabier Saralegi and Jeremy Barnes and Aitor Soroa},
@@ -155,7 +155,7 @@ RELLENAR-->
       archivePrefix={arXiv},
       primaryClass={cs.CL}
 }
-
+```
 
 **APA:**