Cherodian, A. S.Richardson, R. M.Leznoff, C.C.McKeown, N. B.2010-12-202010-12-201992Mol. Cryst. Liq. Cryst., 1992, 213, 91-98.http://hdl.handle.net/10315/6453enA Highly Asymmetric Disc-like Mesogen Based on the Tetrabenzotriazaporphyrin Macrocyclic Ring SystemArticlehttp://www.informaworld.com/smpp/ftinterface~content=a757211804~fulltext=713240930~frm=content