[1]Tirouflet;Fournari[ComptesRendusHebdomadairesdesSeancesdel'AcademiedesSciences,1956,vol.243,p.61,62][ComptesRendusHebdomadairesdesSeancesdel'AcademiedesSciences,1958,vol.246,p.2003,2004]
[1]Carraraetal.[JournaloftheAmericanChemicalSociety,1954,vol.76,p.4391,4394]
[1]Pappalardo[GazzettaChimicaItaliana,1959,vol.89,p.540,543]
[1]Carraraetal.[JournaloftheAmericanChemicalSociety,1954,vol.76,p.4391,4394]
[1]Carraraetal.[JournaloftheAmericanChemicalSociety,1954,vol.76,p.4391,4394]