@misc{petersen_numerical_modeling_1997, 
author={Petersen, G.},
title={Numerical Modeling of Airborne Trace Metals},
year={1997},
howpublished = {conference lecture: Bombay (IND); 18.04.1997},
note = {Online available at: \url{} (DOI). Petersen, G.: Numerical Modeling of Airborne Trace Metals. 3rd Indo-German Workshop on Metal Ion Speciation in the Environment. Bombay (IND), 1997.}}