Singh, S. P.; Kodali, Dharma R.; Dhindsa, G. S.; Sawhney, S. N.
Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1982 , vol. 21, # 1 p. 30 - 33
Singh, S. P.; Kodali, Dharma R.; Dhindsa, G. S.; Sawhney, S. N.
Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1982 , vol. 21, # 1 p. 30 - 33
Singh, S. P.; Sehgal, Subhash; Singh, Lukhvinder; Dhawan, S. N.
Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1987 , vol. 26, # 1-12 p. 154 - 155