@inproceedings{enhancedlanguagerepresentationwithlabel,
  title = {Enhanced Language Representation with Label Knowledge for Span Extraction},
  author = {Pan Yang and Xin Cong and Zhenyun Sun and Xingwu Liu},
  year = {2021},
  booktitle = {EMNLP 2021 11},
  eprint = {2111.00884},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2111.00884v1},
}