@misc{hofmann_investigations_on_1989, 
author={Hofmann, D.,Goeschel, U.,Walenta, E.,Geiss, D.,Philipp, B.},
title={Investigations on the supermolecular structure of poly(ethylene terephthalate) samples of higher modulus},
year={1989},
howpublished = {journal article},
note = {Online available at: \url{} (DOI). Hofmann, D.; Goeschel, U.; Walenta, E.; Geiss, D.; Philipp, B.: Investigations on the supermolecular structure of poly(ethylene terephthalate) samples of higher modulus. Polymer. 1989. vol. 30, no. 2, 242-247.}}