Update README.md

README.md

@@ -180,14 +180,13 @@ In addition to biases, there are several other known limitations associated with
 
 Users should be made aware of the risks, biases, and limitations of the dataset. More information is needed for further recommendations.
 
-## Citation [optional]
+## Citation
 
 **BibTeX:**
 ```bibtex
 @InProceedings{huggingface:dataset,
 title = {Reddit Climate Comment},
-author={Catherine Wang
-},
+author={Catherine Wang},
 year={2024}
 }
 ```