Rao, R. R.; Sarkar, Rina; Bhattacharya, Sukla, Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1987, vol. 26, # 1-12, p. 939 - 946
Rao, R. R.; Sarkar, Rina; Bhattacharya, Sukla, Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1987, vol. 26, # 1-12, p. 939 - 946