Verma, Braham S.; Dhindsa, Kuldip Singh; Sangwan, Naresh K., Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1993, vol. 32, # 2, p. 239 - 243
Verma, Braham S.; Dhindsa, Kuldip Singh; Sangwan, Naresh K., Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1993, vol. 32, # 2, p. 239 - 243