Talukdar, P. B.; Sengupta, S. K.; Datta, A. K., Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1983, vol. 22, # 3, p. 243 - 248
Talukdar, P. B.; Sengupta, S. K.; Datta, A. K., Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1983, vol. 22, # 3, p. 243 - 248