Shridhar, D. R.; Jogibhukta, M.; Krishnan, V. S. H.; Joshi, P. P.; Naidu, M. U. R.; et al.
Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1984 , vol. 23, # 12 p. 1279 - 1283

Shridhar, D. R.; Jogibhukta, M.; Krishnan, V. S. H.; Joshi, P. P.; Naidu, M. U. R.; et al.
Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1984 , vol. 23, # 12 p. 1279 - 1283

Shridhar, D. R.; Jogibhukta, M.; Krishnan, V. S. H.; Joshi, P. P.; Naidu, M. U. R.; et al.
Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1984 , vol. 23, # 12 p. 1279 - 1283