@misc{identified+threats+to+historical+greenery+and+methods+to+counteract+their+effects+on+the+park+in+zelazowa+wola,
    author = {Siewniak, Marek and Tarnawska, Anna},
    title = {Identified threats to historical greenery and methods to counteract their effects on the park in Żelazowa Wola},
    journal = {Technical Transactions},
    address = {Kraków},
    publisher = {<a href=\"http://www.wydawnictwo.pk.edu.pl/\" target=\"_blank\">Wydawnictwo PK</a>},
    date = {2015},
    number = {Y. 112, iss. 5-A}
}