1. Hamann, C., Frauenheim, Th., Hietschold, M., Höhne, J., Müller, M., Richter, J. and Starke, M. (1987) ‘On the History of Leadphthalocyanine (PbPc) — Research’, in M. Borissov (ed.), Proc. of the 4th Int. School Cond. Matter Physics & Molecular Electronics Varna 1986, World Sci. Publ., 227–244.
2. Mrwa, A., Giegengack, H., Höhne, H.-J., Starke, M. and Hamann, C. (1989) ‘Zur Struktur von Bleiphthalocyanin-Dünnschichten’, Wiss. Zeitschr. TU Karl-Marx-Stadt, 31, 229–235.
3. Ukei, K. (1973) ‘Lead Phthalocyanine’, Acta Cryst., B 29, 2290–2292.
4. Iyechika, Y., Yakushi, K., Ikemoto, I. and Kuroda, H. (1982) ‘Structure of Lead Phthalocyanine (Triclinic Form)’, Acta Cryst., B 38, 766–770.
5. Frauenheim, Th., Hamann, C. and Müller, M. (1984) ‘Electric Field-Induced Disorder-Order Transition in Organic Polycrystalline Films of Quasi-One-Dimensional Lead-Phthalocyanine’, Phys. Stat. Sol. (A), 86, 735–747.