Asymmetric oxidation of silyl enol ethers using chiral dioxiranes derived from α-fluoro cyclohexanones - Solladié-Cavallo, A.; Lupattelli, P.; Jierry, L.; Bovicelli, P.; Angeli, F.; Antonioletti, R.; Klein, A. (Tetrahedron Letters: International Organ for the Rapid Publication of Preliminary Communications in Organic Chemistry, 2003)