1. Huisgen, R.In1,3-Dipolar Cycloaddition Chemistry;Padwa, A., Ed.Wiley-Interscience:New York, 1984; Vol.1, pp1–176.
2. Huisgen, R.InThe Adventure Playground of Mechanisms and Novel Reactions;American Chemical Society:Washington, DC, 1994; p91.
3. The Combinatorial Synthesis of Bicyclic Privileged Structures or Privileged Substructures
4. Korkina, G. L.; Afanas’ev, I. B.InAdvances in Pharmacology;Sies, H., Ed.Academic Press:San Diego, 1997; Vol.38, pp151–163.