Vig, O. P.; Sharma, M. L.; Taneja, K. C., Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1981, vol. 20, # 11, p. 972 - 973
Vig, O. P.; Sharma, M. L.; Taneja, K. C., Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1981, vol. 20, # 11, p. 972 - 973