@misc{hofmann_molecular_modelling_1996, 
author={Hofmann, D.,Ulbrich, J.,Fritsch, D.,Paul, D.},
title={Molecular modelling simulation of gas transport in amorphous polyimide and poly(amide imide) membrane materials},
year={1996},
howpublished = {journal article},
note = {Online available at: \url{} (DOI). Hofmann, D.; Ulbrich, J.; Fritsch, D.; Paul, D.: Molecular modelling simulation of gas transport in amorphous polyimide and poly(amide imide) membrane materials. Polymer. 1996. vol. 37, no. 21, 4773-4785.}}