@misc{occurrence+of+synthetic+and+natural+estrogenic+hormones+in+the+aquatic+environment,
    author = {Rezka, Piotr i Balcerzak, Wojciech i Kryłów, Małgorzata},
    title = {Occurrence of synthetic and natural estrogenic hormones in the aquatic environment},
    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. 3-Ś}
}