Tripathi, R. P.; Pratap, Ram; Bhakuni, D. S., Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1987, vol. 26, # 1-12, p. 1054 - 1058
Tripathi, R. P.; Pratap, Ram; Bhakuni, D. S., Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1987, vol. 26, # 1-12, p. 1054 - 1058