@article{jardine-heinz-2016-learning,
    title = "Learning Tier-based Strictly 2-Local Languages",
    author = "Jardine, Adam  and
      Heinz, Jeffrey",
    editor = "Lee, Lillian  and
      Johnson, Mark  and
      Toutanova, Kristina",
    journal = "Transactions of the Association for Computational Linguistics",
    volume = "4",
    year = "2016",
    address = "Cambridge, MA",
    publisher = "MIT Press",
    url = "https://aclanthology.org/Q16-1007/",
    doi = "10.1162/tacl_a_00085",
    pages = "87--98"
}