Al-Hamdany, A., عبدالوهاب, Mustafa, A., أ., Hamza ِ. and أ. (2008) “Synthesis of Spiro Pyrrolidines From the Addition of Schiff Bases to -Arylidene Cyclohexanones”, Journal of Education and Science (JES), 21(2), pp. 19–27. doi: 10.33899/edusj.2008.51236.