@misc{wilken_risk_assessment_1994, 
author={Wilken, R.-D., Hempel, M., Miess, R., Hertwig, J.},
title={Risk assessment on mercury contaminated sites – Behaviour of mercury and its species in lysimeter experiments},
year={1994},
howpublished = {conference lecture: Whistler (CDN);},
note = {Wilken, R.; Hempel, M.; Miess, R.; Hertwig, J.: Risk assessment on mercury contaminated sites – Behaviour of mercury and its species in lysimeter experiments. International Conference on Mercury as a Global Pollutant. Whistler (CDN), 1994.}}