@misc{knauth_use_of_1990, 
author={Knauth, H.-D., Sturm, R.},
title={Use of nonvolatile chlorinated hydrocarbons as anthropogenic tracers for estimating the contribution of the rivers Weser and Elbe to the pollution of the German Bight},
year={1990},
howpublished = {book part},
note = {Knauth, H.; Sturm, R.: Use of nonvolatile chlorinated hydrocarbons as anthropogenic tracers for estimating the contribution of the rivers Weser and Elbe to the pollution of the German Bight. In: Michaelis, W. (Ed.): Estuarine water quality management: monitoring, modelling and research - Coastal and estuarine studies. Berlin: Springer. 1990. 421-428.}}