[1]JournalofOrganicChemistry,1947,vol.12,p.567,570
[1]ZhurnalObshcheiKhimii,1937,vol.7,p.842,844 ChemischesZentralblatt,1939,vol.110,p.1366
[1]ZhurnalObshcheiKhimii,1937,vol.7,p.842,844 ChemischesZentralblatt,1939,vol.110,p.1366
[2]JournalofOrganicChemistry,1947,vol.12,p.567,570
[1]JournalofOrganicChemistry,1947,vol.12,p.567,570