Keivanloo, T., Yazdani-rad, R., Asadian, K., Imanieh, M.H., Vahidshad, Y., Shakhesi, S.. “Investigation of Parameters of Heat Treatment on Photocatalytic Activity of Sol-gel Synthesized Ag-TiO2 Nanocomposite under Visible Light.” , vol. 3, no. 7, 2011, pp. 8-15.