@misc{scharnagl_membrane_preparation_2008, 
author={Scharnagl, N.},
title={Membrane Preparation and Characterisation},
year={2008},
howpublished = {conference lecture (invited): Berlin (D);},
note = {Scharnagl, N.: Membrane Preparation and Characterisation. Network Young Membrains, 10th Edition. Berlin (D), 2008.}}