[1]JustusLiebigsAnnalenderChemie,1927,vol.454,p.306
[1]IndianJournalofChemistry-SectionBOrganicandMedicinalChemistry,1987,vol.26,p.436-439
[1]IndianJournalofChemistry-SectionBOrganicandMedicinalChemistry,1987,vol.26,p.436-439
[1]IndianJournalofChemistry-SectionBOrganicandMedicinalChemistry,1987,vol.26,p.436-439
[1]JustusLiebigsAnnalenderChemie,1927,vol.454,p.306