Randell, N. M., Radford, C. L., Yang, J., Quinn, J., Hou, D., Li, Y., & Kelly, T. L. (2018). Effect of acceptor unit length and planarity on the optoelectronic properties of isoindigo\textendashthiophene donor\textendashacceptor polymers Chemistry of Materials, 30, 4864\textendash4873.