[1]Hoppe-Seyler'sZeitschriftfurPhysiologischeChemie,1898,vol.25,p.325
[1]GazzettaChimicaItaliana,1902,vol.32I,p.209
[1]Hoppe-Seyler'sZeitschriftfurPhysiologischeChemie,1898,vol.25,p.325
[1]JustusLiebigsAnnalenderChemie,1861,vol.120,p.237
[1]JournaloftheChemicalSociety,1907,vol.91,p.177