@misc{wallmann_speciation_and_1989, 
author={Wallmann, K., Kersten, M.},
title={Speciation and mobility of zinc in anaerobic suspensions},
year={1989},
howpublished = {conference lecture: Geneva (CH);},
note = {Wallmann, K.; Kersten, M.: Speciation and mobility of zinc in anaerobic suspensions. In: Vernet, J. (Ed.): International Conference Heavy Metals in the Environment. Geneva (CH). 1989. 500-511.}}