Essawy, A.; El-Hashash, M. A.; El-Gendy, A. M.; Hamad, M. M. M.
Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1982 , vol. 21, # 6 p. 593 - 595

Essawy, A.; El-Hashash, M. A.; El-Gendy, A. M.; Hamad, M. M. M.
Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1982 , vol. 21, # 6 p. 593 - 595

Essawy, A.; El-Hashash, M. A.; El-Gendy, A. M.; Hamad, M. M. M.
Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1982 , vol. 21, # 6 p. 593 - 595