@incollection{
    prz:kup:98,
    author = "Przepiórkowski, Adam and Kupść, Anna",
    url = "http://nlp.ipipan.waw.pl/~adamp/Papers/1999-nc/",
    title = "Eventuality Negation and Negative Concord in {P}olish and {I}talian",
    pages = "211--246",
    crossref = "bor:prz:99:ed"
}
@book{
    bor:prz:99:ed,
    editor = "Borsley, Robert D. and Przepiórkowski, Adam",
    publisher = "CSLI Publications",
    title = "Slavic in {H}ead-Driven {P}hrase {S}tructure {G}rammar",
    url = "http://csli-publications.stanford.edu/site/1575861747.shtml",
    booktitle = "Slavic in {H}ead-Driven {P}hrase {S}tructure {G}rammar",
    year = "1999",
    address = "Stanford, CA"
}