@misc{grabemann_results_of_1988, 
author={Grabemann, I.},
title={Results of time series measurements in the turbidity zone of the Weser estuary},
year={1988},
howpublished = {conference lecture: Plymouth (GB);},
note = {Grabemann, I.: Results of time series measurements in the turbidity zone of the Weser estuary. Plymouth Marine Laboratory. Plymouth (GB), 1988.}}