Vig, O. P.; Sharma, M. L.; Verma, N. K.; Malik, Neera
Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1980 , vol. 19, # 11 p. 950 - 951
Trehan, I. R.; Singh, Jasvinder; Arora, Ajay K.; Kaur, Jasamrit; Kad, G. L.
Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1994 , vol. 33, # 5 p. 468 - 469
Vig, O. P.; Sharma, M. L.; Verma, N. K.; Malik, Neera
Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1980 , vol. 19, # 11 p. 950 - 951