[1]JournaloftheChemicalSociety,1960,p.229-238
[1]JournaloftheChemicalSociety,1960,p.229-238
[1]BulletinoftheAcademyofSciencesoftheUSSRDivisionofChemicalScience,1964,p.831-834 IzvestiyaAkademiiNaukSSSR,SeriyaKhimicheskaya,1964,p.890-893
[1]Journalofmedicinalchemistry,1969,vol.12,p.45-48
[1]JournaloftheChemicalSociety,1960,p.229-238