@misc{schwarz_the_combination_1997, 
author={Schwarz, H.-H.,Richau, K.,Apostel, R.},
title={The combination of ionic surfactants with polyelectrolytes: A new material for membranes?},
year={1997},
howpublished = {journal article},
note = {Online available at: \url{} (DOI). Schwarz, H.; Richau, K.; Apostel, R.: The combination of ionic surfactants with polyelectrolytes: A new material for membranes?. Macromolecular Symposia. 1997. vol. 126, 95-104.}}