1. A. Jasat and D. Dolphin, Chem. Rev., 1997, 97, 2267 and references cited therein;
2. J. L. Sessler and S. J.Weghorn, Expanded, Contracted and Isomeric Porphyrins, Pergamon, New York, 1997;
3. J. L. Sessler, A. Gebauer and S. J.Weghorn, Expanded Porphyrins, in The Porphyrin Handbook, eds. K. M. Kadish, K. M. Smith and R. Guilard, Academic Press, San Diego, CA, 2000, vol. 2, pp. 55–121;
4. T. D. Lash, Syntheses of Novel Porphyrinoid Chromophores, in The Porphyrin Handbook, eds. K. M. Kadish, K. M. Smith and R. Guilard, Academic Press, San Diego, CA, 2000, vol. 2, pp. 125–200.
5. Synthetic Expanded Porphyrin Chemistry