1. M. T. Crimmins , in Comprehensive Organic Synthesis , ed. B. M. Trost and I. Fleming , Elsevier , Oxford , 1 st edn, 1991 , vol. 5 , ch. 2.3, pp. 123–150
2. J. A. Porco and S. L.Schreiber , in Comprehensive Organic Synthesis , ed. B. M. Trost and I. Fleming , Elsevier , Oxford , 1 st edn, 1991 , vol. 5 , ch. 2.4, pp. 151–192
3. [2+2] Photochemical Cycloaddition in Organic Synthesis
4. Recent Advances in the Synthesis of Cyclobutanes by Olefin [2 + 2] Photocycloaddition Reactions
5. The Paternò–Büchi reaction – a comprehensive review