@article{improvingabstractivetextsummarizationwit,
  title = {Improving Abstractive Text Summarization with History Aggregation},
  author = {Pengcheng Liao and Chuang Zhang and Xiaojun Chen and Xiaofei Zhou},
  year = {2019},
  eprint = {1912.11046},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1912.11046v1},
}