Al-Hamdany, A, A Mustafa, and Hamza ِA. “Synthesis of Spiro Pyrrolidines From the Addition of Schiff Bases to -Arylidene Cyclohexanones”. Journal of Education and Science (JES) 21, no. 2 (June 1, 2008): 19–27. Accessed August 7, 2025. https://ojs.uomosul.edu.iq/index.php/edusj/article/view/24422.