@misc{matthias_air_pollution_2013, 
author={Matthias, V.,Aulinger, A.,Bieser, J.,Geyer, B.,Quante, M.},
title={Air pollution in China in Januray 2013},
year={2013},
howpublished = {conference lecture: Miami, FL (USA); 26.-30.08.2013},
note = {Online available at: \url{} (DOI). Matthias, V.; Aulinger, A.; Bieser, J.; Geyer, B.; Quante, M.: Air pollution in China in Januray 2013. 33rd International Technical Meeting on Air Pollution Modelling and its Application. Miami, FL (USA), 2013.}}