Update README.md

README.md

@@ -75,20 +75,10 @@ We used 8xA100 GPUs for model training.
 
 
 
-## Citations
+## Citation
 
 TPO paper:
 ```
-@article{meng2024simpo,
-  title={{SimPO}: Simple preference optimization with a reference-free reward},
-  author={Meng, Yu and Xia, Mengzhou and Chen, Danqi},
-  journal={arXiv preprint arXiv:2405.14734},
-  year={2024}
-}
-```
-
-UltraFeedback paper:
-```
 @misc{saeidi2025triplepreferenceoptimizationachieving,
       title={Triple Preference Optimization: Achieving Better Alignment using a Single Step Optimization}, 
       author={Amir Saeidi and Shivanshu Verma and Aswin RRV and Kashif Rasul and Chitta Baral},