Filter bed systems treating domestic wastewater in the Nordic countries - Performance and reuse of filter media

Petter D. Jenssen, Tore Krogstad, Adam M. Paruch, Trond Maehlum, Kinga Adam, Carlos A. Arias, Arve Heistad, Lena Jonsson, Daniel Hellstrom, Hans Brix, Markku Yli-Halla, Lasse Vrale, Matti Valve