@article {3678,
	title = {A Replication Study of Dense Passage Retriever},
	journal = {ArXiv},
	volume = {abs/2104.05740},
	year = {2021},
	url = {https://arxiv.org/abs/2104.05740},
	author = {Xueguang Ma and Kai Sun and Ronak Pradeep and Jimmy Lin}
}
