@inproceedings{markuplmpretrainingoftextandmarkup1,
  title = {MarkupLM: Pre-training of Text and Markup Language for Visually Rich Document Understanding},
  author = {Junlong Li and Yiheng Xu and Lei Cui and Furu Wei},
  year = {2022},
  booktitle = {ACL 2022 5},
  url = {https://aclanthology.org/2022.acl-long.420},
}