Singh, H.; Yadav, L. D. S.; Sharma, K. S.
Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1982 , vol. 21, # 5 p. 480 - 481

Singh, H.; Yadav, L. D. S.; Sharma, K. S.
Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1982 , vol. 21, # 5 p. 480 - 481