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\bibitem{Kolenko_etal2005} {\textquotedblleft}\textit{Structural, textural, and electronic properties of a nanosized mesoporous Zn$_{x}$Ti$_{1-x}$O$_{2-x}$ solid solution prepared by a supercritical drying route}{\textquotedblright}. Kolen{\textquoteright}ko YV, Kovnir KA, Gavrilov AI, Garshev AV, Meskin PE, Churagulov BR, Bouchard M, Colbeau-Justin C, Lebedev OI, Van Tendeloo G, Yoshimura M, Journal of physical chemistry B \textbf{109}, 20303 (2005).   http://doi.org/10.1021/jp0535341

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