@misc{schroeder_euromarmermaid_an_1990, 
author={Schroeder, F.,Knauth, H.-D.,Helms, H.,Frost, J.},
title={EUROMAR-MERMAID: an automatic, remote-controlled measuring and sampling system for environmental monitoring},
year={1990},
howpublished = {conference lecture: Brighton (GB); 06.-09.03.1990},
note = {Online available at: \url{} (DOI). Schroeder, F.; Knauth, H.; Helms, H.; Frost, J.: EUROMAR-MERMAID: an automatic, remote-controlled measuring and sampling system for environmental monitoring. OCEANOLOGY INTERNATIONAL '90. Brighton (GB), 1990.}}