@misc{utilization+of+natural+waste+pozzolana,
    author = {Staněk, Theodor i Schwarzerová, Lenka},
    title = {Utilization of natural waste pozzolana},
    address = {Kraków},
    publisher = {<a href=\"http://www.wydawnictwo.pk.edu.pl/\" target=\"_blank\">Wydawnictwo PK</a>},
    date = {2011}
}