@misc{bewersdorff_the_contribution_2008, 
author={Bewersdorff, I.,Aulinger, A.,Matthias, V.,Quante, M.},
title={The contribution of ship exhaust to air pollution in North Sea coastal areas},
year={2008},
howpublished = {conference poster: Warschau (PL); 25.-29.05.2008},
note = {Online available at: \url{} (DOI). Bewersdorff, I.; Aulinger, A.; Matthias, V.; Quante, M.: The contribution of ship exhaust to air pollution in North Sea coastal areas. In: SETAC Europe 18th Annual Meeting. Warschau (PL). 2008.}}