@misc{steubing_screening_of_1997, 
author={Steubing, S., Spengler, M., Hempel, M.},
title={Screening of mercury-contaminated sites: The relationship between mercury concentration in soil and soil gas},
year={1997},
howpublished = {conference lecture: Karlsruhe (D);},
note = {Steubing, S.; Spengler, M.; Hempel, M.: Screening of mercury-contaminated sites: The relationship between mercury concentration in soil and soil gas. In: Gottlieb, J.; Hoetzl, H.; Huck, K.; Niessner, R. (Ed.): First International Conference Field Screening Europe. Karlsruhe (D). 1997. 17-20.}}