@misc{hagner_impacts_of_1999, 
author={Hagner, C.},
title={Impacts of European Lead Regulations},
year={1999},
howpublished = {conference lecture (invited): Schwerin (D);},
note = {Hagner, C.: Impacts of European Lead Regulations. UN / ECE - Workshop on Effects-based Approaches for Heavy Metals. Schwerin (D), 1999.}}