@inproceedings{groschwitz-etal-2017-constrained,
    title = "A constrained graph algebra for semantic parsing with {AMR}s",
    author = "Groschwitz, Jonas  and
      Fowlie, Meaghan  and
      Johnson, Mark  and
      Koller, Alexander",
    editor = "Gardent, Claire  and
      Retor{\'e}, Christian",
    booktitle = "Proceedings of the 12th International Conference on Computational Semantics ({IWCS}) {---} Long papers",
    year = "2017",
    url = "https://preview.aclanthology.org/Author-page-Marten-During-lu/W17-6810/"
}