@misc{hofmann_rdf_investigations_1991, 
author={Hofmann, D.,Weigel, P.,Ganster, J.,Fink, H.-P.},
title={RDF investigations on concentrated solutions of poly(p-phenylene-1,3,4-oxadiazole) in sulphuric acid},
year={1991},
howpublished = {journal article},
note = {Online available at: \url{} (DOI). Hofmann, D.; Weigel, P.; Ganster, J.; Fink, H.: RDF investigations on concentrated solutions of poly(p-phenylene-1,3,4-oxadiazole) in sulphuric acid. Polymer. 1991. vol. 32, 284-289.}}