@inproceedings{mayer-rohrdantz-2013-phonmatrix,
    title = "{P}hon{M}atrix: Visualizing co-occurrence constraints of sounds",
    author = "Mayer, Thomas  and
      Rohrdantz, Christian",
    editor = "Butt, Miriam  and
      Hussain, Sarmad",
    booktitle = "Proceedings of the 51st Annual Meeting of the Association for Computational Linguistics: System Demonstrations",
    month = aug,
    year = "2013",
    address = "Sofia, Bulgaria",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/Add-Cong-Liu-Florida-Atlantic-University-author-id/P13-4013/",
    pages = "73--78"
}