1. J.C. Crano, R.J. Guglielmetti, (Eds.), Organic Photochromic and Thermochromic Compounds, Vols. 1 and 2, Plenum Press, New York, 1998–1999.
2. R. Guglielmetti, in: H. Dürr, H. Bouas-Laurent (Eds.), Photochromism: Molecules and Systems, Elsevier, Amsterdam, p. 314, 1990 (Chapter 8).
3. Photokinetic behaviour of biphotochromic supramolecular systems
4. Photokinetic behaviour of biphotochromic supramolecular systems
5. D. Levi, Ph.D. Thesis, Université de la Méditerranée, Marseille Luminy, France, 2000.