Subramanian, G. B. V.; Chander, Yougesh, Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1981, vol. 20, # 11, p. 963 - 966
Subramanian, G. B. V.; Chander, Yougesh, Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1981, vol. 20, # 11, p. 963 - 966