@misc{colijn_ferrybox_system_2009, 
author={Colijn, F.},
title={FerryBox System Presentation},
year={2009},
howpublished = {conference lecture (invited): Bruessel (B);},
note = {Colijn, F.: FerryBox System Presentation. 4th Meeting of the Marine Observation and Data Expert Group. Bruessel (B), 2009.}}