add paper citation to README

README.md

@@ -11,4 +11,13 @@ license: mit
 
 - This is the trained model of the seq2seq approach of our Sinhala Transliteration solution that was submitted to the [Shared Task of IndoNLPWorkshop 2025 @COLING2025](https://indonlp-workshop.github.io/IndoNLP-Workshop/sharedTask/).
 - The official codebase can be accessed from https://github.com/kasunw22/Sinhala-Transliterator
-- Please be kind enough to cite our [paper](https://github.com/kasunw22/Sinhala-Transliterator) and don't hesitate to rate our original [repository](https://github.com/kasunw22/Sinhala-Transliterator)
+- Please be kind enough to cite our [paper](https://arxiv.org/abs/2501.00529) and don't hesitate to rate our original [repository](https://github.com/kasunw22/Sinhala-Transliterator)
+
+```
+@article{de2024sinhala,
+  title={Sinhala Transliteration: A Comparative Analysis Between Rule-based and Seq2Seq Approaches},
+  author={De Mel, Yomal and Wickramasinghe, Kasun and de Silva, Nisansa and Ranathunga, Surangika},
+  journal={arXiv preprint arXiv:2501.00529},
+  year={2024}
+}
+```