Thulari, V. , Akach, J. , Chiririwa, H. , Ochieng, A. (2016), 'Solar Photocatalysis of Methyl Orange Using Multi-Ion Doped TiO2 Catalysts', World Academy of Science, Engineering and Technology, Open Science Index 120, International Journal of Chemical and Molecular Engineering, 10(12), 1486 - 1491.