@misc{technical+transactions+iss+6,
    title = {Technical Transactions. Iss. 6},
    address = {Kraków},
    publisher = {<a href=\"http://www.wydawnictwo.pk.edu.pl/\" target=\"_blank\">Wydawnictwo PK</a>},
    date = {2019},
    ISSN = {0011-4561}
}