1. 1. For reviews on the di-π-methane rearrangement: (a) Zimmerman, H.E. and Armesto, D., Synthetic aspects of the di-π-methane rearrangement, Chem. Rev., 96, 3065-3112, 1996;
2. (b) Zimmerman, H.E., The di-π-methane rearrangement, in CRC Handbook of Organic Photochemistry and Photobiology, Horspool, W.M. and Song, P.-S., Eds., CRC Press, Boca Raton, FL, 1995, pp. 184-193
3. (c) Zimmerman, H.E., The di-π-methane rearrangement, Org. Photochem., 11, 1-36, 1991
4. (d) Zimmerman, H.E., Topics in photochemistry, Top. Curr. Chem., 100, 45-73, 1982
5. (e) Zimmerman, H.E., Some theoretical aspects of organic photochemistry, Acc. Chem. Res., 15, 312-317, 1982