Update README.md

README.md

@@ -2,6 +2,21 @@
 license: gpl
 ---
 
+## Citation
+
+For the [paper](https://arxiv.org/abs/2304.04662):
+
+```bibtex
+@misc{yüksel2023selformer,
+      title={SELFormer: Molecular Representation Learning via SELFIES Language Models}, 
+      author={Atakan Yüksel and Erva Ulusoy and Atabey Ünlü and Gamze Deniz and Tunca Doğan},
+      year={2023},
+      eprint={2304.04662},
+      archivePrefix={arXiv},
+      primaryClass={q-bio.QM}
+}
+```
+
 ## License
 Copyright (C) 2023 HUBioDataLab