Update README.md

README.md

@@ -166,3 +166,16 @@ Here are some additional resources:
 
 ## LLM Hallucination Leaderboard
 If you want to stay up to date with results of the latest tests using this model to evaluate the top LLM models, we have a [public leaderboard](https://huggingface.co/spaces/vectara/leaderboard) that is periodically updated, and results are also available on the [GitHub repository](https://github.com/vectara/hallucination-leaderboard).
+
+# Cite this model 
+
+```bibtex
+@misc {hhem-2.1-open,
+	author       = {Forrest Bao and Miaoran Li and Rogger Luo and Ofer Mendelevitch},
+	title        = {{HHEM-2.1-Open}},
+	year         = 2024,
+	url          = { https://huggingface.co/vectara/hallucination_evaluation_model },
+	doi          = { 10.57967/hf/3240 },
+	publisher    = { Hugging Face }
+}
+```