Update README.md

README.md

@@ -120,10 +120,13 @@ Have a look at our code on [Github](https://github.com/tigerchen52/PEARL)
 If you find our work useful, please give us a citation:
 
 ```
-@article{chen2024learning,
-  title={Learning High-Quality and General-Purpose Phrase Representations},
-  author={Chen, Lihu and Varoquaux, Ga{\"e}l and Suchanek, Fabian M},
-  journal={arXiv preprint arXiv:2401.10407},
-  year={2024}
+@misc{chen2025pubguardllm,
+      title={Pub-Guard-LLM: Detecting Fraudulent Biomedical Articles with Reliable Explanations}, 
+      author={Lihu Chen and Shuojie Fu and Gabriel Freedman and Cemre Zor and Guy Martin and James Kinross and Uddhav Vaghela and Ovidiu Serban and Francesca Toni},
+      year={2025},
+      eprint={2502.15429},
+      archivePrefix={arXiv},
+      primaryClass={cs.CL},
+      url={https://arxiv.org/abs/2502.15429}, 
 }
 ```