@misc{weigel_multilayer_membranes_2000, 
author={Weigel, T.,Albrecht, W.,Richau, K.,Hilke, R.,Paul, D.},
title={Multilayer Membranes - Preparation and Application},
year={2000},
howpublished = {conference poster: Enschede (NL); 25.-27.10.2000},
note = {Online available at: \url{} (DOI). Weigel, T.; Albrecht, W.; Richau, K.; Hilke, R.; Paul, D.: Multilayer Membranes - Preparation and Application. In: Conference on Electro-Membrane Processes and Bipolar Membrane Technology. Enschede (NL). 2000.}}