Guo, X., Tsao, H. N., Gao, P., Xia, D., An, C., Nazeeruddin, M. K., et al. (2014). Dithieno[2,3-d;2',3'-d']benzo[1,2-b;4,5-b']-dithiophene based organic sensitizers for dye-sensitized solar cells. RSC Advances, 4(96), 54130-54133. doi:10.1039/c4ra11873a.