@misc{hagner_international_policies_2001, author={Hagner, C.,Gandrass, J.}, title={International Policies of Dredged Material in the North Sea}, year={2001}, howpublished = {conference poster: Fredda di Maratea (I); 06.-11.10.2001}, note = {Online available at: \url{} (DOI). Hagner, C.; Gandrass, J.: International Policies of Dredged Material in the North Sea. In: 'The International Dimension of Environmental Policies' EURESCO-Conferencees, Aqua. Fredda di Maratea (I). 2001.}}