@techreport{
    hajn:06a,
    author = "Hajnicz, Elżbieta",
    title = "O~poszukiwaniu jednorożców, czyli semantyka możliwych światów w~gramatyce {M}ontague",
    year = "2006",
    number = "995",
    address = "Warsaw",
    pdf = "http://nlp.ipipan.waw.pl/Bib/hajn:06a.pdf",
    type = "{IPI PAN} Research Report",
    institution = "Institute of Computer Science, Polish Academy of Sciences"
}