Update README.md

README.md

@@ -27,7 +27,9 @@ tags:
   - **Method**: Fine tune
 - **Base Model**: [🤗NousResearch/Llama-2-7b-chat-hf](https://huggingface.co/NousResearch/Llama-2-7b-chat-hf)
 - **Code Base**: [github.com/OPTML-Group/Unlearn-Simple](https://github.com/OPTML-Group/Unlearn-Simple)
-- **Research Paper**: ["Simplicity Prevails: Rethinking Negative Preference Optimization for LLM Unlearning"](https://arxiv.org/abs/2410.07163)
+- **Research Paper**:
+  - ["Simplicity Prevails: Rethinking Negative Preference Optimization for LLM Unlearning"](https://arxiv.org/abs/2410.07163)
+  - ["TOFU: A Task of Fictitious Unlearning for LLMs"](https://arxiv.org/abs/2401.06121)
 
 
 ## Loading the Model