Update README.md

README.md

@@ -135,7 +135,7 @@ If you find our work helpful, feel free to give us a cite.
 @misc{confucius3-math,
    author = {NetEase Youdao Team},
    title = {Confucius3-Math: A Lightweight High-Performance Reasoning LLM for Chinese K-12 Mathematics Learning},
-   url = {https://github.com/netease-youdao/Confucius3-Math},
+   url = {https://arxiv.org/abs/2506.18330},
    month = {June},
    year = {2025}
  }