@inproceedings{multistepretrieverreaderinteractionfor1,
  title = {Multi-step Retriever-Reader Interaction for Scalable Open-domain Question Answering},
  author = {Rajarshi Das and Shehzaad Dhuliawala and Manzil Zaheer and Andrew McCallum},
  year = {2019},
  booktitle = {ICLR 2019 5},
  eprint = {1905.05733},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1905.05733v1},
}