Singh, S. P.; Vaid, R. K.; Prakash, I.; Prakash, O.
Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1986 , vol. 25, p. 945 - 950
Singh, S. P.; Vaid, R. K.; Prakash, I.; Prakash, O.
Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1986 , vol. 25, p. 945 - 950