A. Fujishima, K. Honda, "Electrochemical photolysis of water at a semiconductor electrode,” Nature, vol. 238, p. 37–38 (1972).
 V. Preethin, S. Kanmani, "Photocatalytic hydrogen production,” Mater. Sci. Semicond. Process, vol. 16, p. 561–575 (2013).
 M. Gratzel, Energy resources through photochemistry and catalysis (Eds.) Academic Press 1983, New York.
 C.-H. Liao, C.-W. Huang, J. C. S. Wu, "Hydrogen production from semiconductor-based photocatalysis via water splitting,” Catalysts, vol. 2, p. 490–516, (2012).
 M. Ni, M. K.H. Leung, D. Y.C. Leung, K. Sumathy, "A review and recent developments in photocatalytic water-splitting using TiO2 for hydrogen production,” Renewable Sustainable Energy Rev., vol. 11, p. 401– 425, (2007).
 K. Shimura, H. Yoshida, "Heterogeneous photocatalytic hydrogen production from water and biomass derivatives,” Energy Environ. Sci., vol. 4, p. 2467–2481, (2011).
 B. Ahmmad, Y. Kusumoto, M. S. Islam, "One-step and large scale synthesis of non-metal doped TiO2submicrospheres and their photocatalytic activity,” Adv. Powder Technol., vol. 21, p. 292–297 (2010).
 W. J. Youngblood, S.-H. Lee, K. Maeda, T. E. Mallouk, "Visible light water splitting using dye-sensitized oxide semiconductors,” Acc. Chem. Res., vol. 42, p. 1966–1973 (2009).
 H. Park, W. Choi, M. R. Hoffmann, "Effects of the preparation method of the ternary CdS/TiO2/Pt hybrid photocatalysts on visible light-induced hydrogen production,” J. Mater. Chem., vol. 18, p. 2379–2385 (2008).
 L. S. Al-Mazroai, M. Bowker, P. Davies, A. Dickinson, J. Greaves, D. James, L. Millard, "The photocatalytic reforming of methanol,” Catal. Today, vol. 122, p. 46 –50 (2007).
 P. Serp, J.L. Figueiredo, Carbon Materials for Fatalysis; John Wiley & Sons: New Jersey, 2009.
 G. Khan, Y. K. Kim, S. K. Choi, D. S. Han, A. Abdel-Wahab, H. Park, "Evaluating the catalytic effects of carbon materials on the photocatalytic reduction and oxidation reactions of TiO2,” Bull. Korean Chem. Soc. vol. 34, p. 1137–1144 (2013).
 B. Ahmmad, Y. Kusumoto, M. Ikeda, S. Somekawa, Y. Horie, "Photocatalytic hydrogen production from diacids and their decomposition over mixtures of TiO2 and single walled carbon nanotubes,” J. Adv. Oxid. Technol. vol. 10, p. 415–420 (2007).
 B. Ahmmad, Y. Kusumoto, S. Somekawa, M. Ikeda, "Carbon nanotubes synergistically enhance photocatalytic activity of TiO2,”Catal. Commun. vol. 9, p. 1410–1413 (2008).
 P. Serp, M. Corrias, P. Kalck, "Carbon nanotubes and nanofibers in catalysis,” Appl. Catal. A, vol. 253, p. 337–358 (2003).
 T. W. Ebbesen, H. J. Lezec, H. Hiura, J. W. Bennett, H. F. Ghaemi, T. Thio, "Electrical conductivity of individual carbon nanotubes,” Nature, vol. 382, p. 54–56 (1996).
 R. H. Baughman, A. A. Zakhidov, W. A. de Heer, "Carbon nanotubes–the route toward applications,” Science, vol. 297, p. 787–292 (2002).
 M. Ikeda, Y. Kusumoto, Y. Yakushijin, S. Somekawa, P. Ngweniform, B. Ahmmad, "Hybridized synergy effect among TiO2, Pt and graphite silica on photocatalytic hydrogen production from water-methanol solution,” Catal. Commun., vol. 8, p. 1943–1946 (2007).
 M. Ikeda, Y. Kusumoto, S. Somekawa, P. Ngweniform, B. Ahmmad, "Effect of graphite silica on TiO2photocatalysis in hydrogen production from water-methanol solution,” J. Photochem. Photobiol. A, vol. 184, p. 306–312 (2006).
 A. Hameed, M.A. Gondal, "Production of hydrogen-rich syngas using p-type NiO catalyst: a laser-based photocatalytic approach,” J. Mol. Catal. A: Chem., vol. 233 p. 35–41(2005).
 W.-C. Lin, W.-D. Yang, I-L. Huang, T.-S. Wu, Z.-J. Chung, "Hydrogen production from methanol/water photocatalytic decomposition using Pt/TiO2-xNx catalyst,” Energy &Fuels,vol. 23, p. 2192–2196 (2009).
 M. K. Nazeeruddin, A. Kay, I. Rodicio, R. Humpbry-Baker, E. Miiller, P. Liska, N. Vlachopoulos, M. Gratzel, "Conversion of Light to Electricity by cis-X2Bis(2,2-bipyridyl-4, 4-dicarboxylate) ruthenium (II) charge- transfer sensitizers (X = Cl–, Br–, I–, CN–, and SCN–) on Nanocrystalline TiO2 Electrodes,” J. Am. Chem. Soc. vol. 115, p. 6382–6390 (1993).
 F. L. Darkrima, P. Malbrunota, G.P. Tartagliab, "Review of hydrogen storage by adsorption in carbon nanotubes,” Int. J. Hydrogen Energy, vol. 27, p. 193–202 (2002).