@inproceedings{bettertransitionbasedamrparsingwitha,
  title = {Better Transition-Based AMR Parsing with a Refined Search Space},
  author = {Zhijiang Guo and Wei Lu},
  year = {2018},
  booktitle = {EMNLP 2018 10},
  url = {https://aclanthology.org/D18-1198},
}