Datta, S. K.; Ghosh, S. K.; Majumdar, K., Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1995, vol. 34, # 11, p. 960 - 963
Datta, S. K.; Ghosh, S. K.; Majumdar, K., Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1995, vol. 34, # 11, p. 960 - 963