1. Kozikowski A. P. (1984) Acc. Chem. Res.17: 410
2. Torssell K. B. G. (1988) Use of Nitrile Oxides, Nitrones and Silyl Nitronates in Organic Synthesis. Novel Strategies in Synthesis. Verlag Chemie, New York
3. Jäger V., Müller I., Shohe R., Frey M., Ehrler R., Häfele B., Schröter D. (1985) Lect. Heterocycl. Chem.8: 79
4. Fišera L'. (1988) In: Kováč J., Zálupský P. (eds.) Chemistry of Heterocyclic Compounds. Elsevier, Amsterdam, p. 12
5. Mukai T., Kumagai T., Seshimoto O. (1977) Pure Appl. Chem.49: 287