1. Cai, D.; Journet, M.; Larsen, R. D. US Patent 6,051,707
2. Cai, D.; Journet, M.; Kowal, J.; Larsen, R. D. US Patent 6,051,717.
3. 1,3-Dipolar Cycloaddition Chemistry;Padwa,1984
4. Decomposition and addition reactions of organic azides
5. Peer, M. (Dynamit Nobel GmbH) ‘Performing Hazardous Reactions with Sodium Azide: A Useful Tool in Industrial Organic Synthesis’ at The BACS Conference Europe 98.