@misc{chitosan+based+hyrogel+for+industrial+waste+treatment,
    author = {Piątkowski, Marek i Bogdał, Dariusz i Radomski, Piotr i Jarosiński, Andrzej},
    title = {Chitosan-based hyrogel for industrial waste treatment},
    address = {Kraków},
    publisher = {<a href=\"http://www.wydawnictwo.pk.edu.pl/\" target=\"_blank\">Wydawnictwo PK</a>},
    date = {2011}
}