Singh, Kumar K.; Singh, Manoj K.; Singh, Radhey M., Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1994, vol. 33, # 12, p. 1119 - 1122
Singh, Kumar K.; Singh, Manoj K.; Singh, Radhey M., Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1994, vol. 33, # 12, p. 1119 - 1122