H.  Xu, Picca, R. Anna, De Marco, L., Carlucci, C., Scrascia, A., Papadia, P., Scremin, B. Federica, Carlino, E., Giannini, C., Malitesta, C., Mazzeo, M., Gigli, G., and Ciccarella, G., ?Nonhydrolytic Route to Boron-Doped TiO2 Nanocrystals?, European Journal of Inorganic Chemistry, pp. 364?374, 2013.