@conferenceObjectPart{MennigKallederSchmidt_1992,
title={Sol-Gel-Synthese von Gläsern im System SiO2-PbO},
author={Mennig, Martin and Kalleder, Axel and Schmidt, Helmut K.},
doi={http://dx.doi.org/10.22028/D291-24420},
year={1992}
}