Update README.md

README.md

@@ -123,12 +123,13 @@ Please report security vulnerabilities or NVIDIA AI Concerns [here](https://www.
 If you find our model helpful, please cite the following [paper]():
 
 ```
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+@misc{liu2025dlerdoinglengthpenalty,
+      title={DLER: Doing Length pEnalty Right - Incentivizing More Intelligence per Token via Reinforcement Learning}, 
+      author={Shih-Yang Liu and Xin Dong and Ximing Lu and Shizhe Diao and Mingjie Liu and Min-Hung Chen and Hongxu Yin and Yu-Chiang Frank Wang and Kwang-Ting Cheng and Yejin Choi and Jan Kautz and Pavlo Molchanov},
+      year={2025},
+      eprint={2510.15110},
+      archivePrefix={arXiv},
+      primaryClass={cs.LG},
+      url={https://arxiv.org/abs/2510.15110}, 
+}
 ```