[1]Yudelevich,V.I.;Fetter,A.P.;Sokolov,L.B.;Ionin,B.I.;Lifshits,M.I.[JournalofgeneralchemistryoftheUSSR,1980,vol.50,#12,p.2137-2147][ZhurnalObshcheiKhimii,1980,vol.50,#12,p.2650-2663]
[1]Tolmachev,A.A.;Sheiko,D.I.;Slominskii,Yu.L.[ChemistryofHeterocyclicCompounds,1984,vol.20,#7,p.767-771][KhimiyaGeterotsiklicheskikhSoedinenii,1984,vol.20,#7,p.943-947]
[1]Sargent;Small[JournalofOrganicChemistry,1954,vol.19,p.1400,1405]
[1]Martins,MarcosA.P.;Cunico,Wilson;Brondani,Sergio;Peres,RodrigoL.;Zimmermann,Nilo;Rosa,FernandaA.;Fiss,GabrielaF.;Zanatta,Nilo;Bonacorso,HelioG.[Synthesis,2006,#9,p.1485-1493]
[1]Strakova;Petrova;Belyakov;Strakovs[ChemistryofHeterocyclicCompounds,2006,vol.42,#5,p.574-582]
