@InProceedings{agic-koller-oepen:2015:IWCS2015,
  author    = {Agi\'{c}, \v{Z}eljko  and  Koller, Alexander  and  Oepen, Stephan},
  title     = {Semantic Dependency Graph Parsing Using Tree Approximations},
  booktitle = {Proceedings of the 11th International Conference on Computational Semantics},
  month     = {April},
  year      = {2015},
  address   = {London, UK},
  publisher = {Association for Computational Linguistics},
  pages     = {217--227},
  url       = {http://www.aclweb.org/anthology/W15-0126}
}