El-Hashash, M. A.; Mohamed, M. M.; Islam, I. E., Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1982, vol. 21, # 8, p. 735 - 739
El-Hashash, M. A.; Mohamed, M. M.; Islam, I. E., Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1982, vol. 21, # 8, p. 735 - 739