@misc{weigel_determination_of_1993, 
author={Weigel, T.,Albrecht, W.,Paul, D.},
title={Determination of pore size distribution of membranes by gel permeation chromatography},
year={1993},
howpublished = {journal article},
note = {Online available at: \url{} (DOI). Weigel, T.; Albrecht, W.; Paul, D.: Determination of pore size distribution of membranes by gel permeation chromatography. Acta Polymerica. 1993. vol. 44, no. 8, 87-91.}}