@misc{hagner_impacts_of_2000, 
author={Hagner, C.},
title={Impacts of European Lead Regulations on Contamination Levels and German Gasoline and Automobile Markets},
year={2000},
howpublished = {conference lecture: Ann Arbor, MI (USA); 06.-10.08.2000},
note = {Online available at: \url{} (DOI). Hagner, C.: Impacts of European Lead Regulations on Contamination Levels and German Gasoline and Automobile Markets. Silver Anniversary - International Conference on Heavy Metals in the Environment. Ann Arbor, MI (USA), 2000.}}