@misc{richau_electrochemical_properties_1993, 
author={Richau, K.,Kudela, V.,Schwarz, H.-H.,Paul, D.},
title={Electrochemical properties of polyelectrolyte complex membranes},
year={1993},
howpublished = {conference poster: Heidelberg (D); 30. August-3. September 1993},
note = {Online available at: \url{} (DOI). Richau, K.; Kudela, V.; Schwarz, H.; Paul, D.: Electrochemical properties of polyelectrolyte complex membranes. In: The 1993 International Congress on Membranes and Membrane Processes. Heidelberg (D). 1993.}}