@misc{kauker_an_isopycnal_1997, 
author={Kauker, F.,Oberhuber, J. M.},
title={An Isopycnal Ocean Circulation Model of the North Sea for Dynamical Downscaling},
year={1997},
howpublished = {GKSS report},
note = {Online available at: \url{} (DOI). Kauker, F.; Oberhuber, J.: An Isopycnal Ocean Circulation Model of the North Sea for Dynamical Downscaling. GKSS 97-E-47. 1997.}}