Singh, Harkishan; Bhardwaj, Tilak Raj; Kumar, Manoj, Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1986, vol. 25, p. 1118 - 1121
Singh, Harkishan; Bhardwaj, Tilak Raj; Kumar, Manoj, Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1986, vol. 25, p. 1118 - 1121