Al-Azzawi, Ahlam, and Mustafa Yaseen. “Synthesis and Characterization of Several New Homopolymers, Copolymers and Phenolic Resins of N-Substituted Citraconisoimides”. Iraqi Journal of Science 55, no. 2A (November 24, 2023): 304–318. Accessed December 6, 2025. https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/11650.