Divakar, K. J.; Rao, M. K.; Shrivastava, R., Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1987, vol. 26, # 1-12, p. 546 - 549
Divakar, K. J.; Rao, M. K.; Shrivastava, R., Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1987, vol. 26, # 1-12, p. 546 - 549