1. A preliminary account of part of this work was presented as a poster communication at Esoc III Congress, Canterbury (Great Britain), 1983.
2. Synthetic Approaches to the 4H-Pyran Ring
3. (b) : ?La Quimica de los 4H-piranos?. Monografias de la Real Academia de Ciencias, Madrid, 1982.
4. : in ?Comprehensive Heterocyclic Chemistry?, ; : Editors, Pergamon Press, Oxford, 1984, Vol. 2, pp. 756 and 585.