@misc{fanger_a_study_1989, 
author={Fanger, H.-U., Kolb, M., Michaelis, W., Mueller, A., Schoenburg, M.},
title={A study on the transport of pollutants through the Hamburg Harbour},
year={1989},
howpublished = {GKSS report},
note = {Fanger, H.; Kolb, M.; Michaelis, W.; Mueller, A.; Schoenburg, M.: A study on the transport of pollutants through the Hamburg Harbour. In: Der Hafen: eine oekologische Herausforderung. 1989. 120-125.}}