[1]CollectionofCzechoslovakChemicalCommunications,1973,vol.38,p.3837-3844
[2]BulletinoftheAcademyofSciencesoftheUSSRDivisionofChemicalScience,1962,p.937-940 IzvestiyaAkademiiNaukSSSR,SeriyaKhimicheskaya,1962,p.1001-1005
[3]MemoirsoftheFacultyofEngineering,1959,vol.1,p.1,10
[1]JournalofOrganicChemistry,1971,vol.36,p.3120-3126
[2]CollectionofCzechoslovakChemicalCommunications,1973,vol.38,p.3837-3844
[1]ChemistryofHeterocyclicCompounds,1968,vol.4,p.689-690 KhimiyaGeterotsiklicheskikhSoedinenii,1968,vol.4,p.949-951
[1]ChemistryofHeterocyclicCompounds,1968,vol.4,p.689-690 KhimiyaGeterotsiklicheskikhSoedinenii,1968,vol.4,p.949-951
[1]JournalofgeneralchemistryoftheUSSR,1969,vol.39,p.1747-1750 ZhurnalObshcheiKhimii,1969,vol.39,p.1784-1787