[1]JournaloftheAmericanChemicalSociety,1951,vol.73,p.4162,4164
[1]Patent:US2656387,1950,A
[1]JournaloftheAmericanChemicalSociety,1951,vol.73,p.4162,4164
[2]Patent:US2599000,1950,A
[1]JournaloftheAmericanChemicalSociety,1951,vol.73,p.4162,4164
[2]JournaloftheAmericanChemicalSociety,1951,vol.73,p.4162,4164
[3]Patent:US2599000,1950,A
[4]Patent:US2599000,1950,A
[1]Patent:US2599000,1950,A