Singh, Vishwakarma; Raju, Bhupathiraju N. S., Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1996, vol. 35, # 4, p. 303 - 311
Singh, Vishwakarma; Raju, Bhupathiraju N. S., Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1996, vol. 35, # 4, p. 303 - 311