Meng, Z.-D.; Zhu, L.; Ye, S.; Ghosh, T.; Ullah, K.; Nikam, V.; Oh, W.-C. Heterogeneous Photocatalytic Degradation of Anionic and Cationic Dyes Over Fe-Fullerene TiO2 Under Visible Light. ajc 2013, 25, 6001-6007.