@misc{schwarz_modification_of_1989, author={Schwarz, H.-H.,Richau, K.,Paul, D.}, title={Modification of membrane properties due to chemical attack}, year={1989}, howpublished = {journal article}, note = {Online available at: \url{} (DOI). Schwarz, H.; Richau, K.; Paul, D.: Modification of membrane properties due to chemical attack. Environment Protection Engineering. 1989. vol. 15, no. 34, 75-81.}}