Katritzky, Alan R.; El-Mowafy, Azzahra M.
Journal of the Chemical Society, Chemical Communications, 1981 , # 3 p. 96

Katritzky, Alan R.; Bravo-Borja, Susana; El-Mowafy, Azzahra M.; Lopez-Rodriguez, Maria L.
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1984 , # 8 p. 1671 - 1673

Katritzky, Alan R.; Marzorati, Liliana
Journal of Organic Chemistry, 1980 , vol. 45, # 12 p. 2515 - 2516