@inproceedings{gasser-2011-towards,
    title = "Towards synchronous extensible dependency grammar",
    author = "Gasser, Michael",
    editor = "S{\'a}nchez-Martinez, Felipe  and
      P{\'e}rez-Ortiz, Juan Antonio",
    booktitle = "Proceedings of the Second International Workshop on Free/Open-Source Rule-Based Machine Translation",
    month = jan # " 20-21",
    year = "2011",
    address = "Barcelona, Spain",
    url = "https://preview.aclanthology.org/fix-sig-urls/2011.freeopmt-1.3/",
    pages = "3--10"
}