El-Hashash, M. A.; Mahmoud, M. R.; Madboli, S. A., Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1993, vol. 32, # 4, p. 449 - 452
El-Hashash, M. A.; Mahmoud, M. R.; Madboli, S. A., Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1993, vol. 32, # 4, p. 449 - 452