@article{velldal-etal-2012-speculation,
    title = "Speculation and Negation: Rules, Rankers, and the Role of Syntax",
    author = "Velldal, Erik  and
      {\O}vrelid, Lilja  and
      Read, Jonathon  and
      Oepen, Stephan",
    journal = "Computational Linguistics",
    volume = "38",
    number = "2",
    month = jun,
    year = "2012",
    address = "Cambridge, MA",
    publisher = "MIT Press",
    url = "https://preview.aclanthology.org/fix-sig-urls/J12-2005/",
    doi = "10.1162/COLI_a_00126",
    pages = "369--410"
}