@misc{ren2023investigating,
  title={Investigating the Factual Knowledge Boundary of Large Language Models with Retrieval Augmentation},
  author={Ruiyang Ren and Yuhao Wang and Yingqi Qu and Wayne Xin Zhao and Jing Liu and Hao Tian and Hua Wu and Ji-Rong Wen and Haifeng Wang},
  year={2023},
  eprint={2307.11019},
  archivePrefix={arXiv},
  primaryClass={cs.CL},
  url={https://arxiv.org/abs/2307.11019}
}