@inproceedings{improvedccgparsingwithsemisupervised,
  title = {Improved CCG Parsing with Semi-supervised Supertagging},
  author = {Mike Lewis and Mark Steedman},
  year = {2014},
  booktitle = {TACL 2014 1},
  url = {https://aclanthology.org/Q14-1026},
}