@misc{levkov_modelling_the_1991, 
author={Levkov, L.,Eppel, D. P.,Grassl, H.},
title={Modelling the atmospheric transport of trace metals including the role of precipitationg clouds},
year={1991},
howpublished = {journal article},
note = {Online available at: \url{} (DOI). Levkov, L.; Eppel, D.; Grassl, H.: Modelling the atmospheric transport of trace metals including the role of precipitationg clouds. Atmospheric Environment. 1991. vol. 25, no. 34, 779-789.}}