@misc{hintelmann_factors_affecting_1993, 
author={Hintelmann, H.,Wilken, R.-D.},
title={Factors affecting the occurence of mercury and methylmercury in sediments},
year={1993},
howpublished = {conference paper,conference lecture: Toronto (CDN); September 12-17, 1993},
note = {Online available at: \url{} (DOI). Hintelmann, H.; Wilken, R.: Factors affecting the occurence of mercury and methylmercury in sediments. In: Allan, R.; Nriagu, J. (Ed.): International Conference on Heavy Metals in the Environment. Toronto (CDN). 1993. 309-312.}}