@misc{deek_sources_and_2010, 
author={Deek, A.},
title={Sources and sinks of reactive Nitrogen in the German Bight (Dissertation)},
year={2010},
howpublished = {doctoral thesis: Universitaet Hamburg, FB Geowissenschaften},
note = {Deek, A.: Sources and sinks of reactive Nitrogen in the German Bight (Dissertation). Universitaet Hamburg, FB Geowissenschaften, 2010.}}