@misc{pepelnik_development_and_1997, 
author={Pepelnik, R.,Prange, A.,Jantzen, E.,Krause, P.,Tuempling, W. v.},
title={Development and application of ICP-MS in Elbe river research},
year={1997},
howpublished = {journal article,GKSS report},
note = {Online available at: \url{} (DOI). Pepelnik, R.; Prange, A.; Jantzen, E.; Krause, P.; Tuempling, W.: Development and application of ICP-MS in Elbe river research. Fresenius Journal of Analytical Chemistry. 1997. vol. 359, 346-351.}}