[1]JournaloftheChemicalSociety,1958,p.1843,1848
[1]RecueildesTravauxChimiquesdesPays-Bas,1946,vol.65,p.912,918
[1]JournaloftheChemicalSociety,1958,p.1843,1848
[1]SyntheticCommunications,1999,vol.29,p.1493-1501
[1]JournaloftheChemicalSociety,1958,p.1843,1848