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Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1980 , vol. 19, # 3 p. 224 - 226

Islam, A. M.; Bedair, A. H.; Aly, F. M.; El-Sharief, A. M. Sh.; El-Masry, F. M.
Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1980 , vol. 19, # 3 p. 224 - 226

Nagy, P.
Acta Chimica Hungarica, 1983 , vol. 112, # 4 p. 461 - 468

Beers, Scott A.; Schwender, Charles F.; Loughney, Deborah A.; Malloy, Elizabeth; Demarest, Keith; Jordan, Jerold
Bioorganic and Medicinal Chemistry, 1996 , vol. 4, # 10 p. 1693 - 1701