Update README

README.md

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 ---
 license: apache-2.0
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+
+# Beam Retrieval: General End-to-End Retrieval for Multi-Hop Question Answering (Zhang et all 2023)
+
+Unofficial mirror of [Beam Retriever](https://github.com/canghongjian/beam_retriever)
+
+See [this repo](https://huggingface.co/scholarly-shadows-syndicate/beam_retriever_unofficial_encoder_only) for the finetuned encoder.
+
+## Citations
+
+```bibtex
+@article{Zhang2023BeamRG,
+  title={Beam Retrieval: General End-to-End Retrieval for Multi-Hop Question Answering},
+  author={Jiahao Zhang and H. Zhang and Dongmei Zhang and Yong Liu and Sheng Huang},
+  journal={ArXiv},
+  year={2023},
+  volume={abs/2308.08973},
+  url={https://api.semanticscholar.org/CorpusID:261030563}
+}
+```
+
+```bibtex
+@article{He2020DeBERTaDB,
+  title={DeBERTa: Decoding-enhanced BERT with Disentangled Attention},
+  author={Pengcheng He and Xiaodong Liu and Jianfeng Gao and Weizhu Chen},
+  journal={ArXiv},
+  year={2020},
+  volume={abs/2006.03654},
+  url={https://api.semanticscholar.org/CorpusID:219531210}
+}
+```