[1]JournaloftheAmericanChemicalSociety,1945,vol.67,p.1517
[2]Patent:US2363465,1942,A
[1]JournaloftheAmericanChemicalSociety,1945,vol.67,p.1517
[1]JournaloftheAmericanChemicalSociety,1945,vol.67,p.1517
[1]JournaloftheAmericanChemicalSociety,1945,vol.67,p.1517
[2]BulletindelaSocieteChimiquedeFrance,1967,p.3868-3872
[3]Patent:US2448890,1941,A
[1]JournaloftheAmericanChemicalSociety,1944,vol.67,p.1516