Update README.md

README.md

@@ -125,6 +125,8 @@ tags:
 
 **A comprehensive, diverse, and verifiable dataset of over 83k logical puzzles generated by [PuzzleClone](https://github.com/HiThink-Research/PuzzleClone).**
 
+- 📜 **Paper**: [https://arxiv.org/abs/2508.15180](https://arxiv.org/abs/2508.15180)
+
 ## 🌟 Dataset Overview
 
 PuzzleCloneData contains 83,657 unique logical reasoning puzzles procedurally generated from 86 seed puzzles. 
@@ -328,11 +330,14 @@ Please refer to the repository license for usage terms and conditions.
 If you use this dataset in your research, please cite:
 
 ```bibtex
-@dataset{puzzleclonedata,
-  title={PuzzleCloneData},
-  author={PuzzleClone Team},
-  year={2025},
-  url={https://github.com/puzzleclone/PuzzleCloneData}
+@misc{xiong2025puzzleclonesmtpoweredframeworksynthesizing,
+      title={PuzzleClone: An SMT-Powered Framework for Synthesizing Verifiable Data}, 
+      author={Kai Xiong and Yanwei Huang and Rongjunchen Zhang and Kun Chen and Haipang Wu},
+      year={2025},
+      eprint={2508.15180},
+      archivePrefix={arXiv},
+      primaryClass={cs.AI},
+      url={https://arxiv.org/abs/2508.15180}, 
 }
 ```