Update README.md

README.md

@@ -158,3 +158,17 @@ Model performance under different **Instr.** (Instruction) settings: **Dft.** (D
 The `RefOI` dataset is designed for fine-grained REG/REC analysis. It distinguishes between **COCO** and **non-COCO classes**, and between scenes with **single presence vs. co-occurrence** of the same class. 
 We encourage users to leverage these distinctions for deeper insights and invite community contributions to expand non-COCO annotations.
 
+
+## Citation
+If you find our dataset helpful, please cite our work:
+```bibtex
+@misc{ma2025visionlanguagemodelspragmaticallycompetent,
+      title={Vision-Language Models Are Not Pragmatically Competent in Referring Expression Generation}, 
+      author={Ziqiao Ma and Jing Ding and Xuejun Zhang and Dezhi Luo and Jiahe Ding and Sihan Xu and Yuchen Huang and Run Peng and Joyce Chai},
+      year={2025},
+      eprint={2504.16060},
+      archivePrefix={arXiv},
+      primaryClass={cs.CL},
+      url={https://arxiv.org/abs/2504.16060}, 
+}
+```