@inproceedings{convertinganhpsgbasedtreebankintoits,
  title = {Converting an HPSG-based Treebank into its Parallel Dependency-based Treebank},
  author = {Masood Ghayoomi and Jonas Kuhn},
  year = {2014},
  booktitle = {LREC 2014 5},
  url = {https://aclanthology.org/L14-1378},
}