Z.-Q. Liang, X.-M. Wang, Y.-Y. Zhou, Z.-Z. Chu, X.-T. Tao, and D.-C. Zou, “A New Pyrene Derivative Based on L-Shaped Tröger’s Base for Non-Doped Organic Blue Light-Emitting Diodes”, ajc, vol. 26, no. 6, pp. 1781–1785, Mar. 2014.