@misc{richau_bipolar_membranes_1998, 
author={Richau, K.,Weigel, T.,Klug, P.,Malsch, G.,Swoboda, R.,Ziegler, H.-J.,Otto, S.,Martens, U.,Kneifel, K.,Paul, D.},
title={Bipolar Membranes – Preparation and Characterization},
year={1998},
howpublished = {conference lecture: Cleveland, OH (USA); 18.-20.05.1998},
note = {Online available at: \url{} (DOI). Richau, K.; Weigel, T.; Klug, P.; Malsch, G.; Swoboda, R.; Ziegler, H.; Otto, S.; Martens, U.; Kneifel, K.; Paul, D.: Bipolar Membranes – Preparation and Characterization. NAMS '98. Cleveland, OH (USA), 1998.}}