Knaapila, M., Torkkeli, M., Lyons, B., Hunt, M., Hase, T., Seeck, O., …Monkman, A. (2006). Influence of star-like iridium complexes in the graphoepitaxy of polyfluorene thin films. Physical review B, 74, 1-5. https://doi.org/10.1103/physrevb.74.214203