@misc{petersen_thinking_outside_2004, 
author={Petersen, W., Wehde, H.},
title={Thinking outside the Box: FerryBox- automatic monitoring of water quality from ferryboats},
year={2004},
howpublished = {Other: other},
note = {Petersen, W.; Wehde, H.: Thinking outside the Box: FerryBox- automatic monitoring of water quality from ferryboats. Messekatalog der Oceanology International 2004. 2004.}}