@inproceedings{hewitt-etal-2020-rnns,
    title = "{RNN}s can generate bounded hierarchical languages with optimal memory",
    author = "Hewitt, John  and
      Hahn, Michael  and
      Ganguli, Surya  and
      Liang, Percy  and
      Manning, Christopher D.",
    editor = "Webber, Bonnie  and
      Cohn, Trevor  and
      He, Yulan  and
      Liu, Yang",
    booktitle = "Proceedings of the 2020 Conference on Empirical Methods in Natural Language Processing (EMNLP)",
    month = nov,
    year = "2020",
    address = "Online",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/fix-sig-urls/2020.emnlp-main.156/",
    doi = "10.18653/v1/2020.emnlp-main.156",
    pages = "1978--2010"
}