@inproceedings{koller-2017-feature,
    title = "A Feature Structure Algebra for {FTAG}",
    author = "Koller, Alexander",
    editor = "Kuhlmann, Marco  and
      Scheffler, Tatjana",
    booktitle = "Proceedings of the 13th International Workshop on Tree Adjoining Grammars and Related Formalisms",
    month = sep,
    year = "2017",
    address = "Ume{\aa}, Sweden",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/W17-6201",
    pages = "1--10",
}