Srivastava, Ravi P; Singh, Sudhir K; Sharma, Satyavan, Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1991, vol. 30, # 9, p. 859 - 864
Srivastava, Ravi P; Singh, Sudhir K; Sharma, Satyavan, Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1991, vol. 30, # 9, p. 859 - 864