@conferenceObjectPart{OliveiraMennigSchmidt_1999,
title={Fabrication of GRIN-lenses by contactless electrophoretic-gradient formation in transparent nanocomposites},
author={Oliveira, Peter William de and Mennig, Martin and Schmidt, Helmut K.},
isbn={1-558-99483-1},
doi={http://dx.doi.org/10.22028/D291-24633},
year={1999}
}