@misc{huang_extrusion_of_1998, 
author={Huang, Q.,Kloetzer, R.,Seibig, B.,Paul, D.},
title={Extrusion of Microcellular Polysulfone Using Chemical Blowing Agents},
year={1998},
howpublished = {journal article},
note = {Online available at: \url{} (DOI). Huang, Q.; Kloetzer, R.; Seibig, B.; Paul, D.: Extrusion of Microcellular Polysulfone Using Chemical Blowing Agents. Journal of Applied Polymer Science. 1998. vol. 69, 1753-1760.}}