@misc{albrecht_hollow_fibre_1994, 
author={Albrecht, W.,Weigel, T.,Paul, D.,Kneifel, K.},
title={Hollow fibre membranes from Polyacrylonitrile (PAN)},
year={1994},
howpublished = {conference lecture: Yokohama (J); October 26-28, 1994},
note = {Online available at: \url{} (DOI). Albrecht, W.; Weigel, T.; Paul, D.; Kneifel, K.: Hollow fibre membranes from Polyacrylonitrile (PAN). International Symposium on Fiber Science and Technology. Yokohama (J), 1994.}}