Update README.md

README.md

@@ -11,6 +11,18 @@ We provide three natural language query-driven recommendation datasets designed
   
 Each dataset contains 100 natural language queries, ground truth relevance labels, and original corpus of items for reference.
 
+## Citation
+
+If you use this dataset in your research, please cite the following paper:
+
+```bibtex
+@article{wen2025simple,
+  title={A Simple but Effective Elaborative Query Reformulation Approach for Natural Language Recommendation},
+  author={Wen, Qianfeng and Liu, Yifan and Cui, Justin and Zhang, Joshua and Korikov, Anton and Saad, George-Kirollos and Sanner, Scott},
+  journal={arXiv preprint arXiv:2510.02656},
+  year={2025}
+}
+```
 
 ## Datasets