@misc{buelow_optimising_parameters_1999, 
author={Buelow, K.,Callies, U.},
title={Optimising Parameters of an Elbe Nutrient Model},
year={1999},
howpublished = {conference lecture: New Orleans, LA (USA); 24.-30.09.1999},
note = {Online available at: \url{} (DOI). Buelow, K.; Callies, U.: Optimising Parameters of an Elbe Nutrient Model. Estuarine Research Federation International Conference 99. New Orleans, LA (USA), 1999.}}