Bhaskar, M. Udaya; Rao, L. Jagan Mohan; Rao, N. S. Prakasa, Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1993, vol. 32, # 9, p. 975 - 977
Bhaskar, M. Udaya; Rao, L. Jagan Mohan; Rao, N. S. Prakasa, Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1993, vol. 32, # 9, p. 975 - 977