Xia, A., Selegue, J., Carrillo, A., Patrick, B., Parkin, S., & Brock, P. (2001). Two fluoradene derivatives: pseudosymmetry, eccentric ellipsoids and a phase transition. Acta Crystallographica. Section B, Structural Science, 57(Pt 4), 507-16. https://doi.org/10.1107/s0108768101008631