@misc{polyurethane+alternative+to+mineral+wool+and+polystyrene,
    author = {Przewoźnik, Aleksandra},
    title = {Polyurethane – alternative to mineral wool and polystyrene},
    journal = {Technical Transactions},
    address = {Kraków},
    publisher = {<a href=\"http://www.wydawnictwo.pk.edu.pl/\" target=\"_blank\">Wydawnictwo PK</a>},
    date = {2014},
    number = {Y. 111, iss. 5-B}
}