Update README.md

README.md

@@ -112,4 +112,11 @@ print(f"Number of tokens: {num_tokens}")
 ## Citation
 If you find this work helpful, please cite:
 ```
+@article{fang2025thinkless,
+  title={Thinkless: LLM Learns When to Think},
+  author={Fang, Gongfan and Ma, Xinyin and Wang, Xinchao},
+  journal={arXiv preprint arXiv:2505.13379},
+  year={2025}
+}
+
 ```