Update README.md

README.md

@@ -101,6 +101,17 @@ All scraping code and analysis notebooks can be found at:
 
 
 ## Citation
+```bibtext
+@misc{choi2025languagedataleftbehind,
+      title={No Language Data Left Behind: A Comparative Study of CJK Language Datasets in the Hugging Face Ecosystem}, 
+      author={Dasol Choi and Woomyoung Park and Youngsook Song},
+      year={2025},
+      eprint={2507.04329},
+      archivePrefix={arXiv},
+      primaryClass={cs.CL},
+      url={https://arxiv.org/abs/2507.04329}, 
+}
+```
 
 ## Contact
 - [email protected]