@misc{weigel_membrane_preparation_1999, 
author={Weigel, T., Albrecht, W., Otto, S., Hilke, R., Paul, D.},
title={Membrane preparation with multilayer wide slit dies},
year={1999},
howpublished = {conference poster: Toronto (CDN);},
note = {Weigel, T.; Albrecht, W.; Otto, S.; Hilke, R.; Paul, D.: Membrane preparation with multilayer wide slit dies. In: ICOM 99 Toronto. Toronto (CDN). 1999.}}