Schweitzer, G., Gronheid, R., Jordens, S., Lor, M., De Belder, G., Weil, T., et al. (2003). Intramolecular directional energy transfer processes in dendrimers containing perylene and terrylene chromophores. The Journal of Physical Chemistry A, 107(18), 3199-3207. doi:10.1021/jp026459s.