@proceedings{
    ogr:kob:19:poleval,
    editor = "Ogrodniczuk, Maciej and Kobyliński, Łukasz",
    url = "http://poleval.pl/files/poleval2019.pdf",
    publisher = "Institute of Computer Science, Polish Academy of Sciences",
    address = "Warsaw, Poland",
    title = "Proceedings of the {P}ol{E}val 2019 {W}orkshop",
    year = "2019"
}