Agrawal, V. K.; Sharma, Satyavan; Iyer, R. N., Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1981, vol. 20, # 5, p. 398 - 400
Agrawal, V. K.; Sharma, Satyavan; Iyer, R. N., Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1981, vol. 20, # 5, p. 398 - 400