1. E. Paterno and G. Chieffi, Sintesi in chimica organica per mezzo della luce. Composti degli idrocarbun non saturi con aldeidi c chetoni, Gazz. Chim. Ital. 39, 341 (1909).
2. G. Buchi. C. G. Inman. and E. S. Iipinsky, The reaction of carbonyl compounds with 2- methyl-2-bulene in the presence of ultraviolet light, J. Am. Chem. Soc. 76, 4327–4331 (1954).
3. D. R. Arnold, The photocycloaddition of carbonyl compounds to unsaturated systems: The synthesis of oxetanes. Adv. Pholochem. 6, 301–423 (1968).
4. G. Jones, II, Synthetic applications of the Paterno-Buchi reaction, Org. Photochem. 5, 1–122 (1981).
5. J. A. Barltrop and J. D. Coyle, Excited Stales in Organic Chemistry, J. Wiley and Sons, New York (1975).