Sharma, S. D.; Mehra, Usha; Kaur, Sukhjinder, Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1984, vol. 23, # 9, p. 857 - 859
Sharma, S. D.; Mehra, Usha; Kaur, Sukhjinder, Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1984, vol. 23, # 9, p. 857 - 859