Iqbal, F. and Nadeem, S. and Zakaria, K. and Abdullah, B.  (2021) ZnFe2O4 Doped TiO2 Photocatalyst Synthesis and Characterization with Effect of Different Coupling Ratios on Band Gap.  Journal of the Chemical Society of Pakistan, 43 (6).  pp. 736-741.  ISSN 02535106