@conferenceObjectPart{HouMennigSchmidt_1992,
title={Photochromic properties of spirooxazine dyes in ormocer gels and coatings},
author={Hou, Lisong and Mennig, Martin and Schmidt, Helmut K.},
doi={http://dx.doi.org/10.22028/D291-24432},
year={1992}
}