@misc{matthias_shipping_emissions_2014, 
author={Matthias, V.,Aulinger, A.,Bieser, J.},
title={Shipping Emissions in the North Sea Area: Scenarios for 2030},
year={2014},
howpublished = {conference lecture (invited): Bremen (D); 02.-04.06.2014},
note = {Online available at: \url{} (DOI). Matthias, V.; Aulinger, A.; Bieser, J.: Shipping Emissions in the North Sea Area: Scenarios for 2030. International Conference Emission Control for Seagoing Ships, ECSS. Bremen (D), 2014.}}