[1]Lingenfelter,DavidS.;Helgeson,RogerC.;Cram,DonaldJ.[JournalofOrganicChemistry,1981,vol.46,#2,p.393-406]
[1]Lingenfelter,DavidS.;Helgeson,RogerC.;Cram,DonaldJ.[JournalofOrganicChemistry,1981,vol.46,#2,p.393-406]
[1]Lingenfelter,DavidS.;Helgeson,RogerC.;Cram,DonaldJ.[JournalofOrganicChemistry,1981,vol.46,#2,p.393-406]
[1]Chapuis,C.;Bauer,T.;Jezewski,A.;Jurczak,J.[PolishJournalofChemistry,1994,vol.68,#11,p.2323-2332]
[1]Tanaka,Kiyoshi;Otsubo,Kenji;Fuji,Kaoru[TetrahedronLetters,1996,vol.37,#21,p.3735-3738]