Jain, A. C.; Jain, S. M.; Gupta, S. M., Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1984, vol. 23, # 11, p. 1028 - 1029
Jain, A. C.; Jain, S. M.; Gupta, S. M., Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1984, vol. 23, # 11, p. 1028 - 1029