@inproceedings{
    kra:prz:15,
    author = "Krasnowska, Katarzyna and Przepiórkowski, Adam",
    pdf = "http://nlp.ipipan.waw.pl/Bib/kra:prz:15.pdf",
    title = "Combining Various Degrees of Supervision in {PP}-Attachment Disambiguation",
    pages = "85–89",
    crossref = "vet:mar:15:ed"
}
@proceedings{
    vet:mar:15:ed,
    editor = "Vetulani, Zygmunt and Mariani, Joseph",
    title = "Proceedings of the 7th Language \& Technology Conference: Human Language Technologies as a Challenge for Computer Science and Linguistics",
    booktitle = "Proceedings of the 7th Language \& Technology Conference: Human Language Technologies as a Challenge for Computer Science and Linguistics",
    address = "Poznań, Poland",
    key = "LTC15",
    year = "2015"
}