[1]IndianJournalofChemistry-SectionBOrganicandMedicinalChemistry,1982,vol.21,p.130-133
[1]IndianJournalofChemistry-SectionBOrganicandMedicinalChemistry,1994,vol.33,p.280-284
[1]JournalofChemicalResearch,Miniprint,2003,p.1120-1128
[1]IndianJournalofChemistry-SectionBOrganicandMedicinalChemistry,1994,vol.33,p.280-284
[1]IndianJournalofChemistry-SectionBOrganicandMedicinalChemistry,1982,vol.21,p.130-133