@misc{pepelnik_comparative_study_1994, 
author={Pepelnik, R.,Prange, A.,Niedergesaess, R.},
title={Comparative study of multi-element determination using inductively coupled plasma mass spectrometry, total reflection X-ray fluorescence spectrometry and neutron activation analysis},
year={1994},
howpublished = {journal article,GKSS report},
note = {Online available at: \url{} (DOI). Pepelnik, R.; Prange, A.; Niedergesaess, R.: Comparative study of multi-element determination using inductively coupled plasma mass spectrometry, total reflection X-ray fluorescence spectrometry and neutron activation analysis. Journal of Analytical Atomic Spectrometry. 1994. vol. 9, 1071-1074.}}