@misc{hicke_membranen_in_1993, 
author={Hicke, H.-G.,Paul, D.},
title={Membranen in der Biotechnologie},
year={1993},
howpublished = {conference lecture: Potsdam (D); 5.-6. November 1993},
note = {Online available at: \url{} (DOI). Hicke, H.; Paul, D.: Membranen in der Biotechnologie. Potsdamer Innovationstage „potsdam-tech '93“. Potsdam (D), 1993.}}