add citation section to model card

README.md

@@ -20,4 +20,17 @@ tokenizer = AutoTokenizer.from_pretrained("aviadrom/HeArBERT")
 text_ar = "مرحبا"
 text_he = transliterate_arabic_to_hebrew(text_ar)
 tokenizer(text_he)
+```
+
+
+# Citation
+If you find our work useful in your research, please consider citing:
+
+```
+@article{rom2024training,
+  title={Training a Bilingual Language Model by Mapping Tokens onto a Shared Character Space},
+  author={Rom, Aviad and Bar, Kfir},
+  journal={arXiv preprint arXiv:2402.16065},
+  year={2024}
+}
 ```