Siddiqui, A. H.; Rajeshwar, K.; Siddiqui, A. H. U., Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1984, vol. 23, # 9, p. 860 - 862
Siddiqui, A. H.; Rajeshwar, K.; Siddiqui, A. H. U., Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1984, vol. 23, # 9, p. 860 - 862