Marshall, J. ., Uchida, K. ., Frederickson, C. ., Schütt, C. ., Zeidell, A. ., Goetz, K. ., … Haley, M. . Indacenodibenzothiophenes: synthesis, optoelectronic properties and materials applications of molecules with strong antiaromatic character. Chemical Science, 7(8), 5547-5558. https://doi.org/10.1039/C6SC00950F (Original work published 2016)