@article{Al-KahloutAegerter_2007,
title={Coloration mechanisms of sol-gel NiO-TiO2 layers studied by  EQCM},
author={Al-Kahlout, Amal and Aegerter, Michel A.},
doi={http://dx.doi.org/10.22028/D291-24216},
year={2007}
}