Piris, J., Debije, M. G., Stutzmann, N., Laursen, B. W., Pisula, W., Watson, M. D., et al. (2004). Aligned thin films of discotic hexabenzocoronenes: Anisotropy in the optical and charge transport properties. Advanced Functional Materials, 14(11), 1053-1061. doi:10.1002/adfm.200400182.