@misc{colijn_ferry_boxes_2011, author={Colijn, F.}, title={Ferry Boxes - Vessels of opportunity}, year={2011}, howpublished = {conference lecture (invited): Bruessel (B); 03.-04.03.2011}, note = {Online available at: \url{} (DOI). Colijn, F.: Ferry Boxes - Vessels of opportunity. 5th Meeting of the Expert Group of Marine Research Infrastructure. Bruessel (B), 2011.}}