[1]Poddubnyi,I.S.;Belen'skii,L.I.;Krayushkin,M.M.[ChemistryofHeterocyclicCompounds,1994,vol.30,#5,p.602-607][KhimiyaGeterotsiklicheskikhSoedinenii,1994,#5,p.686-692]
[1]Dailey;Feast;Peace;Sage;Till;Wood[JournalofMaterialsChemistry,2001,vol.11,#9,p.2238-2243]
[1]Dailey;Feast;Peace;Sage;Till;Wood[JournalofMaterialsChemistry,2001,vol.11,#9,p.2238-2243]
[1]CurrentPatentAssignee:SEMICONDUCTORENERGYLABORATORYCO.,LTD.-US2007/149784,2007,A1Locationinpatent:Page/Pagecolumn81-82
[1]CurrentPatentAssignee:SEMICONDUCTORENERGYLABORATORYCO.,LTD.-US2007/149784,2007,A1Locationinpatent:Page/Pagecolumn80-81
[2]CurrentPatentAssignee:SEMICONDUCTORENERGYLABORATORYCO.,LTD.-EP1972625,2008,A1Locationinpatent:Page/Pagecolumn19-20