Minocha, P. K.; Masood, M.; Tiwari, K.P., Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1981, vol. 20, # 3, p. 251 - 252
Minocha, P. K.; Masood, M.; Tiwari, K.P., Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1981, vol. 20, # 3, p. 251 - 252