Unification with Singleton Tree Grammars

@inproceedings{Gascn2009UnificationWS,
  title={Unification with Singleton Tree Grammars},
  author={Adri{\`a} Gasc{\'o}n and Guillem Godoy and Manfred Schmidt-Schau\ss},
  booktitle={RTA},
  year={2009}
}