Natarajan, S.; Chandrasekharan, S.; Govindachari, T. R., Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1982, vol. 21, # 12, p. 1061 - 1064
Natarajan, S.; Chandrasekharan, S.; Govindachari, T. R., Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1982, vol. 21, # 12, p. 1061 - 1064