@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 = {Wydawnictwo PK}, date = {2011} }