Synthesis of 3,6-anhydro sugars from cyclic sulfites and sulfates and their applications in the preparation of bicyclonucleoside analogues of ddC and ddA

1. Molas, M.P.
2. Matheu, M.I.
3. Castillón, S.
4. Isac-García, J.
5. Hernández-Mateo, F.
6. Calvo-Flores, F.G.
7. Santoyo-González, F.