@misc{paul_membranen_made_2000, 
author={Paul, D.},
title={Membranen, Made in Germany},
year={2000},
howpublished = {conference lecture (invited): Berlin (D); 05.-07.04.2000},
note = {Online available at: \url{} (DOI). Paul, D.: Membranen, Made in Germany. Berliner Membrantage. Berlin (D), 2000.}}