Afsah, Elsayed M.; Hammouda, Metwally; Khalifa, Mona M.; Al-shahaby, Essam H.
Zeitschrift fur Naturforschung - Section B Journal of Chemical Sciences, 2008 , vol. 63, # 5 p. 577 - 584
Modak, A. S.; Sahasrabudhe, S. D.
Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1984 , vol. 23, # 10 p. 980 - 982