@misc{pfeiffer_a_threedimensional_1989, 
author={Pfeiffer, K.,Duwe, K.},
title={A three-dimensional current and transport model system with applications to Hamburg Port},
year={1989},
howpublished = {book part},
note = {Online available at: \url{} (DOI). Pfeiffer, K.; Duwe, K.: A three-dimensional current and transport model system with applications to Hamburg Port. In: Der Hafen: eine oekologische Herausforderung. 1989. 135-138.}}