Ullah, K., Ye, S., Sarkar, S., Zhu, L., Meng, Z.-D., & Oh, W.-C. (2013). Photocatalytic Degradation of Methylene Blue by NiS2-Graphene Supported TiO2 Catalyst Composites. Asian Journal of Chemistry, 26(1), 145–150. https://doi.org/10.14233/ajchem.2014.15351