@misc{jahnke_perfluorinated_organic_2004, 
author={Jahnke, A.,Temme, C.,Ebinghaus, R.,Ruck, W.},
title={Perfluorinated organic compounds in the atmospheric environment},
year={2004},
howpublished = {conference poster: Heidelberg (D); 31.03.-03.04.2004},
note = {Online available at: \url{} (DOI). Jahnke, A.; Temme, C.; Ebinghaus, R.; Ruck, W.: Perfluorinated organic compounds in the atmospheric environment. In: GDCh-JCF-Fruehjahrssymposium. Heidelberg (D). 2004.}}