Bigdeli, T., & Moradi Dehaghi, S. (2018). Evaluating the Efficiency of a Trace Amount of Zr Dopant on Photocatalytic Activity of TiO2 in Decolorization of Azo Dye. Emerging Science Journal, 2(3), 157–164. https://doi.org/10.28991/esj-2018-01139