[1]Patent:US2013/281433,2013,A1.Locationinpatent:Paragraph0800
[2]ChemischeBerichte,1906,vol.39,p.3174
[1]JournaloftheChemicalSociety,1908,vol.93,p.789
[2]JournaloftheChemicalSociety,1908,vol.93,p.789
[1]JournaloftheAmericanChemicalSociety,1922,vol.44,p.163
[1]JournaloftheAmericanChemicalSociety,1922,vol.44,p.163
[1]Raiford[JournaloftheAmericanChemicalSociety,1922,vol.44,p.163]