@misc{proefrock_optimization_and_2016, 
author={Proefrock, D.,Zimmermann, T.,Retzmann, A.},
title={Optimization and Application of ICP-MS/MS for the Analysis of Elements and Element Species of Growing Concern},
year={2016},
howpublished = {conference lecture: Tucson, AZ (USA); 10.-16.01.2016},
note = {Online available at: \url{} (DOI). Proefrock, D.; Zimmermann, T.; Retzmann, A.: Optimization and Application of ICP-MS/MS for the Analysis of Elements and Element Species of Growing Concern. 2016 Winter Conference on Plasma Spectrochemistry. Tucson, AZ (USA), 2016.}}