Sharma, K. S.; Taneja, K. L.; Mukherji, S. M., Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1982, vol. 21, # 6, p. 572 - 573
Sharma, K. S.; Taneja, K. L.; Mukherji, S. M., Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1982, vol. 21, # 6, p. 572 - 573