Update README.md

README.md

@@ -132,4 +132,12 @@ https://github.com/krafton-ai/VLM-SubtleBench
 
 ## Citation
 
-To be added.
+```bibtex
+@inproceedings{kim2026vlmsubtlebench,
+  title={VLM-SubtleBench: How Far Are VLMs from Human-Level Subtle Comparative Reasoning?},
+  author={Kim, Minkyu and Lee, Sangheon and Park, Dongmin},
+  booktitle={International Conference on Learning Representations (ICLR)},
+  year={2026},
+  url={https://arxiv.org/abs/2603.07888}
+}
+```