@inproceedings{sudorsurfacesyntacticuniversal,
  title = {SUD or Surface-Syntactic Universal Dependencies: An annotation scheme near-isomorphic to UD},
  author = {Kim Gerdes and Bruno Guillaume and Sylvain Kahane and Guy Perrier},
  year = {2018},
  booktitle = {WS 2018 11},
  url = {https://aclanthology.org/W18-6008},
}